1966 Ford F-100 Pickup Spark Plugs

Keep Your 1966 Ford F-100 Pickup in Top Shape with Quality Spark Plugs

Whether you’re repairing or upgrading your Spark Plug, using high-quality parts is key to keeping your 1966 Ford F-100 Pickup looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Spark Plug Non-Foulers, Spark Plugs, and Spark Plug Wire Set Cut To Fits. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Spark Plugs from Trusted Brands

Looking for a reliable Spark Plug? We’ve got you covered with options from brands you know and trust like Autolite, NGK, and Motorcraft. For example, Autolite Spark Plugs start at just $3.99 with an average 4.6 star rating. NGK and Motorcraft offer similar pricing and quality, backed by strong customer feedback. With over 352 reviews and a solid 5 star average, you can shop with confidence knowing other Ford F-100 Pickup owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1966 Ford F-100 Pickup Spark Plug at Advance Auto Parts is around $12.00, with a range that starts at $2.49 and goes up to $99.99. With 19 options in stock from 7 trusted brands, finding the right fit is easy. Popular picks like Standard Spark Plug (BSF42C): Reliable Performance & Durability, V-Power Nickel Spark Plug (WR5): Reliable Performance & Quick Starts, and Double Platinum Spark Plug: Enhances Durability & Reduces Misfires start at just $4.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Spark Plug, don’t forget to check out other key components like Ignition Boots and Ignition Coils and Boots. At Advance Auto Parts, we’re here to help you keep your 1966 Ford F-100 Pickup in peak condition, inside and out.

Essential 1966 Ford F-100 Pickup Spark Plugs

Dorman – Help – Spark Plug Non-Foulers – 18mm Tapered Seat (Part No.42002)

Spark Plug Non-Foulers - 18mm Tapered Seat

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$10.99
This spark plug non fouler is designed for easy installation on specified vehicles to protect spark plugs from fouling and damage. It is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this spark plug non fouler is designed for easy installation to protect spark plugs from fouling and damage on specified vehicles
  • Ideal solution – this non-fouler preserves spark plug life and is a reliable replacement for an original non-fouler that has failed due to corrosion
  • Durable construction – made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Accel – 8Mm Super Stock Spiral Uni Bk (Part No.5040K)

8Mm Super Stock Spiral Uni Bk

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$99.99
The traditional ACCEL combination of yellow wire and red spark plug boots has been added to these SuperStock Spiral Core 5000 Series wire sets, which feature color-matched wire and spark plug boots in blue, black, and red. With only 500 ohms/ft. of resistance, more ignition energy can reach the spark plug, producing a longer-lasting, hotter spark flame kernel. The results is higher performance through improved efficiency, quicker throttle response, and reduced emissions. This 8mm wire’s double silicone construction is rated to 550 degrees F. The high-gloss wire jacket resists moisture, chemicals, and heat extremes for longer life and great looks. The fiberglass braid adds greater pull strength and terminal retention, while the stainless steel spark plug terminals provide excellent long life, electrical conductivity, and corrosion resistance. Both universal and custom-fit applications are available for early and late model cars and trucks.

Product Features:
  • 500 Ohms/ft Of Resistance
  • 550 F Rated Silicone Jacket
  • Stainless Steel Plug Terminals
  • High RFI Suppression For Street And Strip Use
  • Universal And Import Coverage
  • High-strength Fiberglass Braid Construction
  • Pre And Post HEI Vehicles
  • 8mm High Gloss Silicone Jacket
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Accel – 8Mm Super Stock Graphite Uni (Part No.4040B)

8Mm Super Stock Graphite Uni

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$71.99
ACCEL’s SuperStock 4000 series spark plug wire sets are designed to upgrade an OE ignition system for high-spark delivery levels for street driven applications. The 450 degree F rated silicone jacket is extruded over a tightly woven, rugged fiberglass braid. The braid is applied over high dielectric strength EPDM (Ethylene Propylene Diene Monomer) inner insulation for ignition wire performance that exceeds SAE specifications.

Product Features:
  • 7mm And 8mm High Gloss Silicone Jacket
  • 450 F Rated Silicone Jacket
  • Stainless Steel Plug Terminals
  • RFI Suppression For Street Driven Applications
  • Custom-fit Universal And Import Coverage
  • High-strength Fiberglass Braid Construction
  • Pre And Post HEI Vehicles
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NGK – Iridium IX Spark Plug (UR5IX): Extreme Ignitability & Durability (Part No.7177)

Iridium IX Spark Plug (UR5IX): Extreme Ignitability & Durability

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$16.99
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode’s durability is six times harder than platinum. Iridium alloy’s extremely high melting point is perfect for today’s engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.

Product Features:
  • SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
  • IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
  • TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
  • RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
  • Outstanding Acceleration and High Fuel Efficiency: NGK Iridium IX spark plugs are engineered to deliver exceptional acceleration and improved fuel efficiency, making them ideal for performance enthusiasts.
  • Extreme Ignitability and Anti-Fouling: These spark plugs offer extreme ignitability and exceptional resistance to fouling, ensuring reliable performance in various driving conditions.
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NGK – Laser Iridium Spark Plug (ITR5H13): Fine Wire Tip for Precision (Part No.97287)

Laser Iridium Spark Plug (ITR5H13): Fine Wire Tip for Precision

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$23.99
NGK Laser Iridium spark plugs offer the best combination of performance and longevity. Engineered specifically for OE applications, Laser Iridium spark plugs are tested to the highest standards to ensure quality and durability. Iridium tipped center electrode provides durability six times harder than platinum. NGKs high grade pure alumina ceramic and 98 percent pure copper core prevents the spark plug from overheating while providing reliable starts. Most Laser Iridium spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.

Product Features:
  • ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction fine wire iridium alloy center electrode provides consistent performance
  • IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
  • PLATINUM TIP GROUND ELECTRODE: Unless OE specified, platinum protection at the ground electrode provides excellent ignitability and service life
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
  • RECOMMENDED USAGE: Best for vehicles with OE fine wire iridium alloy plugs
  • Superior Durability: The iridium-tipped center electrode is six times harder than platinum, ensuring long-lasting performance.
  • OE Application Specific: Engineered specifically for Original Equipment (OE) applications, ensuring a perfect fit and optimal performance.
  • Even Wear: Features a platinum pad on the ground electrode for even wear, particularly beneficial in distributorless ignition systems.
  • Fine Wire Tip Design: The fine wire tip design of the ITR5H13 model enhances ignition efficiency and performance.
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Champion – Copper Plus Spark Plug (RF11YC): Dependable Performance & Durability (Part No.22)

Copper Plus Spark Plug (RF11YC): Dependable Performance & Durability

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$3.99
Copper Plus spark plug delivers reliable performance and durability, making it an excellent choice for maintaining your vehicle’s efficiency. Featuring a copper core center electrode, it ensures precise heat range control for extended lifespan and consistent functionality. The nickel-tipped center and ground electrodes enhance conductivity while resisting corrosion, ensuring dependable ignition in various conditions. Designed to meet ISO and SAE Standards, this spark plug guarantees proven performance and compatibility with standard replacement needs. Its tapered seat type and built-in resistor further contribute to optimal operation, making it a practical and value-driven solution for your engine’s ignition system.

Product Features:
  • Copper Plus – Dependable Performance.
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Patented TinTac and ULTRASEAL coated shell for maximum corrosion resistance
  • Patented SAC-9 semiconductor resistor for maximum EMI & RFI suppression
  • Built to ISO and SAE standards for proven performance
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E3 – DiamondFIRE Spark Plug: More Power & Fuel Efficiency (Part No.E3.48)

DiamondFIRE Spark Plug: More Power & Fuel Efficiency

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$8.49
The Premium DiamondFire Automotive Spark Plug is engineered to deliver peak performance and efficiency for your vehicle. Featuring E3’s patented Diamond Fire edge-to-edge ground electrode, it ensures a faster, more complete burn for smoother acceleration and idle. The innovative “diamond-shaped” side wire electrode enhances combustion by quickly igniting the air/fuel mixture, resulting in a larger and faster flame kernel. This translates to improved power output – up to 6% on average – and better fuel efficiency, saving you money while reducing engine carbon deposits. Constructed with durable nickel center and ground electrode tips, this spark plug is built to last. Pre-gapped at the factory for hassle-free installation, it provides consistent, reliable performance. With its advanced design, this spark plug maximizes the energy from every drop of fuel, making it an excellent choice for drivers seeking enhanced power, efficiency, and longevity.

Product Features:
  • E3’s Diamond Fire edge to edge ground electrode provides maximum performance with increased efficiency and a faster more complete burn.
  • Smoother Acceleration & Idle – The faster flame initiated by the spark plug results in a more complete burn of the ingested fuel charge. More pressure is created against the piston more fuel is put to work
  • Energy – Power output improved up to 6% on average in the typical operating ranges. Results will vary.
  • Efficiency – The “diamond shaped” side wire electrode projects the combustion spark in a way that more quickly ignites the air/fuel mixture, thereby creating a significantly faster and larger flame kernel. The result is that more fuel is put to work durin
  • E3’s patented Diamond Fire Technology provides a cleaner burning combustion, which translates into fuel savings and reduced engine carbon deposits
  • The Spark Plugs are pre-gapped at the factory and cannot be adjusted.
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ACDelco – Copper Core Spark Plug: Reliable Performance & Durability (Part No.R45TS)

Copper Core Spark Plug: Reliable Performance & Durability

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$4.99
ACDelco GM Original Equipment Conventional Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • GM regularly updates production and service part designs to integrate new materials and technologies
  • High-Quality Copper Core: Designed with high-quality copper cores for reliable and efficient performance.
  • Nickel Center Electrode Tip: Features a nickel center electrode tip for enhanced durability and performance.
  • Outstanding Suppression Characteristics: Delivers reliable performance with excellent suppression characteristics.
  • Versatile Applications: Providing high-quality replacement options for various vehicles.
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Autolite – Copper Resistor Spark Plug: Quick Starts & Enhanced Durability (Part No.46)

Copper Resistor Spark Plug: Quick Starts & Enhanced Durability

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$4.29
Autolite Copper spark plugs are designed to deliver reliable performance, ensuring quick starts and the power your vehicle demands. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, while the high nickel alloy center and ground electrodes provide extended life. The high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation, offering increased strength and durability. With a nickel-plated shell, these spark plugs resist corrosion for long-lasting performance. Engineered for optimal fuel economy, they help improve mileage while delivering smooth and responsive acceleration. Compliant with Original Equipment Service (OES) design Standards, they ensure dependable operation and a secure fit with their tapered seat type. The long projection center electrode and nickel tip materials further enhance their efficiency and reliability, making them a valuable addition to your vehicle’s ignition system.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • Good Fuel Economy: Designed to optimize fuel consumption, these spark plugs help you achieve better mileage.
  • Smooth Acceleration: Experience smoother and more responsive acceleration with Autolite Copper Core spark plugs.
  • OES Design Compliance: These spark plugs meet or exceed Original Equipment Service (OES) design requirements, ensuring reliable performance.
  • Tapered Seat Type: Featuring a tapered seat type, these spark plugs provide a secure fit and optimal performance.
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Motorcraft – Spark Plug: Reliable Ignition & Nickel Durability (Part No.SP-425-X)

Spark Plug: Reliable Ignition & Nickel Durability

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$5.99
The spark plug is designed to deliver reliable ignition performance with its standard center electrode design, ensuring consistent and efficient combustion in your engine. Crafted with nickel for both the center and ground electrode tips, this spark plug offers excellent durability and resistance to wear, making it a dependable choice for long-term use. Its tapered seat type ensures a secure fit, enhancing the overall performance and compatibility with a wide range of vehicles. Built to withstand demanding conditions, this spark plug provides exceptional value by optimizing engine efficiency and contributing to smoother operation.

Product Features:
  • Designed with a standard center electrode to ensure consistent and efficient combustion for reliable engine performance.
  • Nickel construction on both the center and ground electrode tips enhances durability and resistance to wear, ensuring long-lasting functionality.
  • Tapered seat type provides a secure fit, improving compatibility and overall engine performance.
  • Built to withstand demanding conditions, optimizing engine efficiency and contributing to smoother operation.
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Motorcraft – Platinum Spark Plug: Fine Wire Design for Enhanced Ignition (Part No.SP-549-X)

Platinum Spark Plug: Fine Wire Design for Enhanced Ignition

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$7.29
The Platinum Spark Plug with a fine wire center electrode design is engineered for superior ignition performance and efficiency. Featuring a platinum center electrode tip, it ensures excellent conductivity and long-lasting durability, making it a reliable choice for consistent engine starts and smooth operation. The nickel ground electrode tip complements the design, providing robust performance under various driving conditions. Its tapered seat type ensures a secure fit, reducing the risk of gas leakage and enhancing overall engine efficiency. This spark plug is an ideal upgrade for those seeking improved fuel combustion, reduced emissions, and extended service life, delivering exceptional value and reliability for your vehicle.

Product Features:
  • Fine wire center electrode design enhances ignition performance and fuel combustion efficiency.
  • Platinum center electrode tip ensures excellent conductivity and long-lasting durability.
  • Nickel ground electrode tip provides robust performance under various driving conditions.
  • Tapered seat type ensures a secure fit, reducing gas leakage and improving engine efficiency.
  • Engineered for consistent engine starts, smooth operation, and extended service life.
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Champion – Copper Plus Spark Plug (RC14YC): Dependable Performance & Durability (Part No.431)

Copper Plus Spark Plug (RC14YC): Dependable Performance & Durability

from

$3.99
Copper Plus spark plug delivers reliable performance and durability, making it an ideal choice for maintaining your vehicle’s efficiency. Featuring a copper core center electrode, it ensures precise heat control and enhanced conductivity, promoting longer life and consistent wear. The nickel-tipped center and ground electrodes provide superior corrosion resistance, ensuring dependable operation even in challenging conditions. Designed to meet ISO and SAE Standards, this spark plug guarantees proven performance and compatibility with standard replacement needs. Its flat seat type and built-in resistor further enhance functionality, making it a trusted solution for optimal ignition. Choose this spark plug for a balance of quality, durability, and value.

Product Features:
  • Copper Plus – Dependable Performance and Durability
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Superior corrosion resistance
  • Built to ISO and SAE standards for proven performance
  • Built to ISO and SAE standards for proven performance
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NGK – V-Power Nickel Spark Plug (FR4): Enhanced Ignitability & Reliability (Part No.5155)

V-Power Nickel Spark Plug (FR4): Enhanced Ignitability & Reliability

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$5.99
NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK’s V-Power spark plug increases ignitability providing quicker starts and smoother idle. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.

Product Features:
  • ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode with V-groove provides consistent performance
  • RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
  • NGK’s OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
  • Enhanced Ignitability: The V-cut nickel alloy center electrode and concave ground electrode design of NGK V-Power spark plugs provide quicker starts and smoother idle.
  • OE Application Specific: Engineered specifically for Original Equipment (OE) applications, ensuring compatibility and reliable performance in your vehicle.
  • Reliable Performance: NGK V-Power spark plugs deliver consistent and reliable performance, making them a dependable choice for maintaining your vehicle’s engine efficiency.
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Motorcraft – High-Performance Spark Plug: Enhances Fuel Efficiency (Part No.SP-420-X)

High-Performance Spark Plug: Enhances Fuel Efficiency

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$4.99
This high-performance spark plug is meticulously crafted to elevate your engine’s efficiency and reliability. Featuring a standard center electrode design with durable nickel tips for both the center and ground electrodes, it ensures consistent and dependable ignition. Its advanced engineering optimizes combustion, leading to smoother engine performance, improved fuel efficiency, and reduced emissions – perfect for eco-conscious drivers. The tapered seat type enhances its fit and functionality, making it suitable for a wide range of vehicles. Built with precision manufacturing and long-lasting materials, this spark plug is ideal for both daily commutes and high-performance driving, offering exceptional value and durability for your vehicle’s needs.

Product Features:
  • Optimizes Engine Performance: Engineered to enhance your engine’s performance, ensuring a smoother and more efficient combustion process.
  • Boosts Fuel Efficiency: Significantly improves fuel efficiency, helping you save on fuel costs and reduce your carbon footprint.
  • Reduces Emissions: Designed with advanced materials to minimize emissions, contributing to a cleaner environment.
  • Reliable Ignition: Offers consistent and dependable ignition, ideal for both everyday driving and high-performance applications.
  • Long-Lasting Durability: Built to last with precision manufacturing, providing long-term reliability and performance for your vehicle.
  • Optimizes Engine Performance: Engineered to enhance your engine’s performance, ensuring a smoother and more efficient combustion process.
  • Boosts Fuel Efficiency: Significantly improves fuel efficiency, helping you save on fuel costs and reduce your carbon footprint.
  • Reduces Emissions: Designed with advanced materials to minimize emissions, contributing to a cleaner environment.
  • Reliable Ignition: Offers consistent and dependable ignition, ideal for both everyday driving and high-performance applications.
  • Long-Lasting Durability: Built to last with precision manufacturing, providing long-term reliability and performance for your vehicle.
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ACDelco – Premium Double Platinum Tip Copper Core Spark Plug: Long-Lasting Performance & Durability (Part No.41-905)

Premium Double Platinum Tip Copper Core Spark Plug: Long-Lasting Performance & Durability

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$10.99
ACDelco Professional Double Platinum Spark Plugs are premium aftermarket plugs, and are a high quality replacement for many vehicles on the road today. With a copper core and double platinum pads on the center electrode, these plugs are designed to deliver long-lasting performance. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.

Product Features:
  • One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life
  • Double platinum point pad on center and ground electrode offer excellent durability and consistent voltage demands to help reduce wear on ignition system
  • Pure copper core results in cooler electrode temperature for maximized durability and fouling resistance
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
  • Tapered Seat Design: The tapered seat type ensures a secure fit and optimal sealing in the engine.
  • High-Quality Aftermarket Replacement: Manufactured to meet high standards of fit, form, and function, making it a reliable replacement for many vehicles on the road today.
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ACDelco – Copper Core Spark Plug: Reliable Performance & Durability (Part No.R44LTS)

Copper Core Spark Plug: Reliable Performance & Durability

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$6.29
ACDelco Professional Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.

Product Features:
  • Black Onyx coating helps reduce corrosion
  • Copper core provides great heat transfer and helps maximize plug durability
  • Ribbed suppressor seal extends resistance and helps prevent spark ‘flash over’ and misfires
  • Nickel-chrome alloy sheathing helps prevent corrosion on center electrode
  • Available for use in Marine applications
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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DENSO – Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, ITF16 (Part No.5330)

Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, ITF16

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$12.99
The Iridium Power Spark Plug (ITF16) is engineered for unmatched performance and efficiency, featuring the world’s smallest 0.4mm Iridium Center Electrode for enhanced spark and maximum combustion. Its patented 360-degree laser welding ensures durability, while the U-groove and taper-cut ground electrode optimize flame propagation for superior ignition. Built to withstand extreme temperatures exceeding 4000 Deg F, this spark plug is burnished with nickel plating for exceptional corrosion resistance and high-temperature endurance. Designed for a wide range of applications, including classic and collector cars, it delivers superior performance with more horsepower, quicker starts, and fewer misfires under heavy loads. The advanced iridium technology enhances fuel efficiency, making it a cost-effective choice, while its low voltage requirement ensures reliable ignition with reduced energy consumption. Whether you’re seeking maximum power or improved fuel economy, this spark plug is built to perform under the most demanding conditions.

Product Features:
  • World’s smallest Iridium Center Electrode (0.4mm) for improved spark for maximum combustion
  • Patented 360-degree laser welding assembly process
  • U-groove and taper cut ground electrode to maximize flame propagation.
  • Withstands temperatures greater than 4000 degree Fahrenheit
  • Burnished nickel plating for high temperature endurance and superior corrosion resistance
  • Wide range of part numbers for thousands of applications, including classic and collector cars
  • Iridium Power
  • Superior Performance: Designed for maximum performance under extreme conditions, this spark plug delivers more horsepower, faster and easier starts, and fewer misfires under heavy loads.
  • Enhanced Fuel Efficiency: The advanced iridium technology of the DENSO Iridium Power spark plug contributes to better fuel efficiency, making it an economical choice for your vehicle.
  • Low Voltage Requirement: This spark plug requires 5,000 volts less to fire compared to conventional spark plugs, ensuring reliable ignition with lower energy consumption.
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Autolite – Copper Resistor Spark Plug: Quick Starts & Enhanced Durability (Part No.45)

Copper Resistor Spark Plug: Quick Starts & Enhanced Durability

from

$4.29
Autolite Copper spark plugs are expertly crafted to ensure quick starts and reliable performance for your vehicle or application. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, while the high nickel alloy center and ground electrodes deliver extended life and durability. The high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation, providing superior strength under demanding conditions. Designed with a corrosion-resistant nickel-plated shell, these spark plugs offer long-lasting durability. The tapered seat type and long projection center electrode design further optimize functionality, while the resistor ensures consistent performance. Engineered for good fuel economy, these spark plugs help you save on fuel costs without compromising on power or efficiency. With a standard-grade type and nickel tip materials, Autolite Copper spark plugs are a dependable choice for maintaining peak engine performance.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • Good Fuel Economy: Engineered to optimize fuel efficiency, helping you save on fuel costs.
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NGK – G-Power Platinum Spark Plug (UR4GP): Enhanced Durability & Efficiency (Part No.2869)

G-Power Platinum Spark Plug (UR4GP): Enhanced Durability & Efficiency

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$6.99
NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency, lower emissions, faster starts and quicker acceleration over conventional nickel spark plugs. An excellent upgrade for vehicles which used nickel alloy spark plugs originally. For better performance consider upgrading to a NGK Iridium IX plug. For even greater performance consider upgrading to a NGK RUTHENIUM HX plug.

Product Features:
  • SINGLE PLATINUM TIP: Fine wire 0.6 millimeter platinum tip center electrode ensures improved durability and a consistently stable spark
  • PLATINUM ALLOY: G-Power platinum provides exceptional value with increased performance and longer service intervals than factory nickel plugs
  • TRAPEZOIDAL CUT GROUND ELECTRODE: Reduces quenching design produces improved ignitability and performance
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
  • RECOMMENDED USAGE: Lower cost alternative to double precious metal spark plugs or as an upgrade to OE nickel alloy spark plugs
  • Trapezoidal Cut Ground Electrode: Improves fuel efficiency, lowers emissions, and provides faster starts and quicker acceleration.
  • Economical Upgrade: Ideal for vehicles originally equipped with nickel alloy spark plugs, offering a cost-effective performance boost.
  • Enhanced Durability: Designed to last longer than traditional nickel spark plugs, reducing the need for frequent replacements.
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ACDelco – RAPIDFIRE Platinum Spark Plug: Reduces Misfires & Enhances Durability (Part No.2)

RAPIDFIRE Platinum Spark Plug: Reduces Misfires & Enhances Durability

from

$6.99
ACDelco Gold (Professional) RAPIDFIRE Spark Plugs are a high quality alternative to Original Equipment (OE) parts. These RAPIDFIRE Single Platinum Performance Spark Plugs are designed for everyday use and are a high quality replacement for many vehicles on the road today. These premium aftermarket spark plugs have high-quality suppressors that help prevent misfiring, an improved plug to boot seal, and a pure copper core for greater durability. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.

Product Features:
  • Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for long electrode life, and helps protect against high combustion pressures
  • Pure copper core provides great heat transfer and helps maximize plug durability
  • Platinum on center electrode enables superior spark characteristics and can reduce voltage requirements of the ignition system
  • Ribless insulator helps optimize plug to boot seal
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
  • Premium aftermarket replacement part
  • Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
  • High-Quality Suppressors: ACDelco Gold RAPIDFIRE Spark Plugs feature high-quality suppressors that help prevent misfiring, ensuring reliable performance for everyday use.
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DENSO – Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PT16EPR10 (Part No.5091)

Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PT16EPR10

from

$7.99
The Double Platinum Spark Plug is engineered to meet the highest OE standards for performance, durability, and emissions, ensuring reliable ignition and long-lasting efficiency. Featuring OE-grade platinum on both the center and ground electrodes, this spark plug delivers superior thermal conductivity and sustained spark performance for over 60,000 miles. Its premium shell construction with machine-rolled threads ensures a secure fit and enhanced durability, while the tapered seat type provides optimal sealing. Designed to reduce secondary required voltage, it increases ignition efficiency, leading to smoother engine performance and fewer maintenance issues. With its double platinum design, this spark plug minimizes wear and tear, offering exceptional value and reducing the likelihood of shop comebacks. Perfect for those seeking a high-quality, long-lasting ignition solution.

Product Features:
  • OE grade platinum on both center and ground electrodes
  • Premium shell construction with machine-rolled threads
  • Superior thermal conductivity
  • Sustained spark performance over 60,000 miles
  • Reduced secondary required voltage, increased ignition efficiency
  • Satisfied customers, reduced shop comebacks
  • Double Platinum
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Champion – Copper Plus Spark Plug (RF10C): Dependable Performance & Durability (Part No.129)

Copper Plus Spark Plug (RF10C): Dependable Performance & Durability

from

$3.99
Copper Plus spark plug delivers reliable performance and durability, making it an ideal choice for maintaining your vehicle’s efficiency. Featuring a copper core center electrode, it ensures precise heat control and enhanced conductivity, promoting longer life and consistent wear. The nickel-tipped center and ground electrodes provide superior corrosion resistance, ensuring dependable operation even in challenging conditions. Designed to meet ISO and SAE Standards, this spark plug guarantees proven performance and compatibility with standard replacement needs. Its tapered seat type and built-in resistor further enhance functionality, making it a trusted solution for optimal ignition.

Product Features:
  • Copper Plus – Dependable Performance.
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Patented TinTac and ULTRASEAL coated shell for maximum corrosion resistance
  • Patented SAC-9 semiconductor resistor for maximum EMI & RFI suppression
  • Built to ISO and SAE standards for proven performance
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Autolite – Platinum Spark Plug: Enhanced Durability & Improved Performance (Part No.AP46)

Platinum Spark Plug: Enhanced Durability & Improved Performance

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$4.99
Autolite Platinum spark plugs are crafted for exceptional performance and durability, making them ideal for older engine applications. Featuring a platinum center electrode firing tip, these spark plugs ensure quicker firing, smoother starts, and enhanced acceleration while boosting fuel efficiency. The platinum firing tip resists gap erosion, extending the service life, while the high alumina ceramic insulator provides superior thermal conductivity and insulation for added strength. A multi-rib insulator prevents flash-over, and the nickel-plated shell offers corrosion resistance for long-lasting reliability. Designed with a tapered seat type, these spark plugs enhance performance and durability, ensuring a consistent and powerful spark. With a long projection center electrode and a performance-grade design, Autolite Platinum spark plugs deliver reliable ignition and optimal engine efficiency, making them a valuable upgrade for maintaining peak engine performance.

Product Features:
  • Engineered with a platinum firing tip that prevents gap erosion for longer service life.
  • Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • The multi-rib insulator prevents flash-over.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
  • Tapered Seat Type: Enhances performance and durability for a longer-lasting spark plug.
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Champion – Iridium Spark Plug (RC12WYPB4): Maximum Performance & Longevity (Part No.9201)

Iridium Spark Plug (RC12WYPB4): Maximum Performance & Longevity

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$8.49
Champion Iridium spark plug is engineered for drivers who demand peak performance and durability. Featuring a fine-wire iridium center electrode and a platinum ground electrode, this premium spark plug ensures sharper spark focus and greater ignitability, delivering maximum engine efficiency. The V-trimmed ground electrode enhances spark precision, while the Heat-Active alloy allows the electrodes to quickly reach and maintain optimal operating temperatures under all engine loads. Designed with a flat seat type and built-in resistor, it provides stable performance and reduces interference. Whether you’re looking for extended service life or consistent ignition, this performance-grade spark plug is the ideal choice for maintaining your engine’s top-notch functionality.

Product Features:
  • Champion Iridium – Maximum Performance. Premium Spark Plug
  • Iridium center electrode delivers maximum life
  • Fine-wire center electrode and V-trimmed for greater ignitability
  • V-trimmed ground electrode promotes sharper spark focus
  • Maintains stable operating temperature under all engine loads
  • Heat-Active alloy allows electrodes to reach optimal temperature quickly
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Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP25)

Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition

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$10.99
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, the Autolite Iridium XP spark plugs feature an iridium-enhanced 0.6mm finewire design and patented platinum sidewire technology to provide better overall durability and a more focused ignition for enhanced ignitability and performance. Features double Iridium-enhanced alloy technology center electrode for improved durability and wear resistance.

Product Features:
  • 0.6 mm finewire design improves ignitability
  • Patented V-trimmed platinum sidewire technology resists wear
  • OE equivalent design is engineered for every engine
  • Designed for better overall durability with virtually no gap erosion
  • Double Iridium-enhanced alloy technology center electrode ensures superior wear resistance for extended performance longevity.
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NGK – V-Power Nickel Spark Plug (UR5): Enhanced Ignitability & Performance (Part No.2771)

V-Power Nickel Spark Plug (UR5): Enhanced Ignitability & Performance

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$6.99
NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK’s V-Power spark plug increases ignitability providing quicker starts and smoother idle. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.

Product Features:
  • ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode with V-groove provides consistent performance
  • RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
  • NGK’s OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
  • Enhanced Ignitability: The V-cut nickel alloy center electrode and concave ground electrode design of NGK V-Power spark plugs provide quicker starts and smoother idle.
  • OE Application Specific: Engineered specifically for Original Equipment (OE) applications, ensuring compatibility and reliable performance.
  • V-Groove Tip Design: The unique V-Groove tip design of the UR5 model enhances ignitability and overall engine performance.
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Dorman – Help – Spark Plug Non-Foulers – 14mm Tapered Seat (Part No.42006)

Spark Plug Non-Foulers - 14mm Tapered Seat

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$7.59
This spark plug non fouler is designed for easy installation on specified vehicles to protect spark plugs from fouling and damage. It is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this spark plug non fouler is designed for easy installation to protect spark plugs from fouling and damage on specified vehicles
  • Ideal solution – this non-fouler preserves spark plug life and is a reliable replacement for an original non-fouler that has failed due to corrosion
  • Durable construction – made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Autolite – Copper Resistor Spark Plug: Quick Starts & Enhanced Durability (Part No.26)

Copper Resistor Spark Plug: Quick Starts & Enhanced Durability

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$4.29
Autolite Copper spark plugs are designed to provide reliable performance and durability, making them an excellent choice for maintaining your vehicle’s efficiency. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, ensuring consistent operation. The high nickel alloy center and ground electrodes are engineered for extended life, while the mid-projection design optimizes spark delivery. A high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation, contributing to superior strength and reliability. The nickel-plated shell offers exceptional corrosion resistance, ensuring long-lasting durability even in demanding conditions. With a tapered seat type and integrated resistor, these spark plugs are built to meet performance expectations, delivering quick starts and the power your vehicle needs.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • The integrated resistor minimizes electrical interference, ensuring smoother engine performance and reliable ignition.
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Most Popular Spark Plug Non-Fouler for 1966 Ford F-100 Pickups

Enhance your 1966 Ford F-100 Pickup with this popular Spark Plug Non-Fouler we have in stock, for $10.99.

Dorman – Help – Spark Plug Non-Foulers – 18mm Tapered Seat (Part No.42002)

Spark Plug Non-Foulers - 18mm Tapered Seat

from

$10.99
This spark plug non fouler is designed for easy installation on specified vehicles to protect spark plugs from fouling and damage. It is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this spark plug non fouler is designed for easy installation to protect spark plugs from fouling and damage on specified vehicles
  • Ideal solution – this non-fouler preserves spark plug life and is a reliable replacement for an original non-fouler that has failed due to corrosion
  • Durable construction – made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Best-Selling 1966 Ford F-100 Pickup Spark Plugs

Upgrade your F-100 Pickup with one of our 16 best-selling Spark Plugs, earning an average 4.67 stars rating across 72 reviews.

Autolite – Copper Resistor Spark Plug: Quick Starts & Enhanced Durability (Part No.45)

Copper Resistor Spark Plug: Quick Starts & Enhanced Durability

from

$4.29
Autolite Copper spark plugs are expertly crafted to ensure quick starts and reliable performance for your vehicle or application. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, while the high nickel alloy center and ground electrodes deliver extended life and durability. The high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation, providing superior strength under demanding conditions. Designed with a corrosion-resistant nickel-plated shell, these spark plugs offer long-lasting durability. The tapered seat type and long projection center electrode design further optimize functionality, while the resistor ensures consistent performance. Engineered for good fuel economy, these spark plugs help you save on fuel costs without compromising on power or efficiency. With a standard-grade type and nickel tip materials, Autolite Copper spark plugs are a dependable choice for maintaining peak engine performance.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • Good Fuel Economy: Engineered to optimize fuel efficiency, helping you save on fuel costs.
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Autolite – Platinum Spark Plug: Enhanced Durability & Improved Performance (Part No.AP45)

Platinum Spark Plug: Enhanced Durability & Improved Performance

from

$4.99
Autolite Platinum spark plugs are crafted for superior performance and durability, making them ideal for older engine applications. Featuring a platinum center electrode firing tip, these spark plugs ensure quicker firing, smoother starts, and enhanced acceleration while improving fuel efficiency. The platinum firing tip prevents gap erosion, extending the service life, while the high alumina ceramic insulator offers excellent thermal conductivity and insulation for added strength. A multi-rib insulator design prevents flash-over, and the nickel-plated shell resists corrosion for long-lasting reliability. With a tapered seat type, these spark plugs deliver enhanced performance and durability. Designed with a long projection center electrode and a nickel ground electrode tip, they are built for performance-grade applications. Whether you’re seeking improved engine efficiency or extended durability, these spark plugs are a dependable choice for maintaining optimal engine functionality.

Product Features:
  • Engineered with a platinum firing tip that prevents gap erosion for longer service life.
  • Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • The multi-rib insulator prevents flash-over.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
  • Tapered Seat Type: Enhances overall performance and durability.
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Motorcraft – Standard Spark Plug (BSF42C): Reliable Performance & Durability (Part No.SP-420-A)

Standard Spark Plug (BSF42C): Reliable Performance & Durability

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$4.99
Standard Spark Plug (BSF42C) delivers reliable performance and durability, making it the ideal choice for maintaining your vehicle’s original equipment standards. Engineered specifically for Ford, Lincoln, and Mercury vehicles, these spark plugs ensure an exact fit while enhancing durability, reducing misfires, optimizing emissions, and improving fuel efficiency. Built with high-quality materials, they resist oxidation and arc erosion, ensuring long-lasting performance with service intervals of up to 100,000 miles. The multi-rib insulator design protects against misfires, while Motorcraft ignition components help prevent false check engine lights, giving you confidence in your vehicle’s operation. Backed by Motorcraft’s Service Parts Warranty, these spark plugs are the same trusted components found in your vehicle at the time of manufacture, offering reliable performance for a wide range of domestic and import cars and trucks. Whether you’re maintaining your Ford or upgrading another vehicle, these spark plugs deliver the durability and reliability you need.

Product Features:
  • Motorcraft spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption and optimize emissions.
  • Backed by Motorcraft’s Service Parts Warranty
  • Exact fit for Ford, Lincoln and Mercury vehicles
  • Resistant to oxidation and arc erosion.
  • Multi-rib insulator protects against misfire.
  • Service intervals of up to 100,000 miles.
  • Motorcraft Spark Plugs are designed with high quality materials to provide reliable performance for almost any application.
  • Motorcraft Spark Plugs are what was in the vehicle when it was manufactured
  • Motorcraft ignition components help prevent false check engine lights.
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NGK – V-Power Nickel Spark Plug (WR5): Reliable Performance & Quick Starts (Part No.2438)

V-Power Nickel Spark Plug (WR5): Reliable Performance & Quick Starts

from

$6.99
NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK’s V-Power spark plug increases ignitability providing quicker starts and smoother idle. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.

Product Features:
  • ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode with V-groove provides consistent performance
  • RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
  • NGK’s OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
See More

Autolite – Copper Resistor Spark Plug: Quick Starts & Enhanced Durability (Part No.124)

Copper Resistor Spark Plug: Quick Starts & Enhanced Durability

from

$3.99
Autolite Copper spark plugs are crafted to deliver reliable performance and quick starts, ensuring your vehicle meets its power demands with ease. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, while the high nickel alloy center and ground electrodes provide extended life and durability. The high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation, offering superior strength under demanding conditions. Designed with a nickel-plated shell, these spark plugs resist corrosion for long-lasting use. With a standard center electrode design, short projection, and nickel tip materials, they are built for regular-grade applications and include a resistor for optimized functionality. The tapered seat type ensures a secure fit, making these spark plugs a dependable choice for maintaining peak engine performance.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • The resistor integrated into the design ensures optimized functionality, contributing to consistent engine performance.
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NGK – Iridium IX Spark Plug (WR5IX): Extreme Ignitability & Durability (Part No.7510)

Iridium IX Spark Plug (WR5IX): Extreme Ignitability & Durability

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$12.49
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode’s durability is six times harder than platinum. Iridium alloy’s extremely high melting point is perfect for today’s engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.

Product Features:
  • SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
  • IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
  • TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
  • RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
  • Outstanding Acceleration and High Fuel Efficiency: NGK Iridium IX spark plugs are engineered to deliver superior acceleration and enhance fuel efficiency, making them ideal for performance enthusiasts.
  • Extreme Ignitability and Anti-Fouling: These spark plugs offer exceptional ignitability and anti-fouling properties, ensuring reliable performance and longevity.
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ACDelco – Conventional Copper Core Spark Plug: Reliable Performance (Part No.R83TS)

Conventional Copper Core Spark Plug: Reliable Performance

from

$3.99
ACDelco Gold (Professional) Conventional Spark Plugs are a high quality alternative to Original Equipment (OE) parts. These Conventional Spark Plugs are designed for reliability and efficient performance, and are the high quality replacements for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.

Product Features:
  • Black Onyx coating helps reduce corrosion
  • Copper core provides great heat transfer and helps maximize plug durability
  • Ribbed suppressor seal extends resistance and helps prevent spark ‘flash over’ and misfires
  • Nickel-chrome alloy sheathing helps prevent corrosion on center electrode
  • Available for use in Marine applications
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
  • Premium aftermarket replacement part
  • Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
  • Nickel Alloy Electrode Tip: Designed with a nickel alloy center electrode tip, these spark plugs provide enhanced durability and consistent performance.
  • Outstanding Suppression Characteristics: These spark plugs offer excellent suppression characteristics, contributing to the overall reliability and efficiency of your vehicle’s engine.
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Motorcraft – Spark Plug: Quick Starts & Enhanced Fuel Economy (Part No.SP-420)

Spark Plug: Quick Starts & Enhanced Fuel Economy

from

$2.79
The Spark Plug: Quick Starts & Enhanced Fuel Economy by Motorcraft is the same high-quality part installed when your engine first rolled off the assembly line, ensuring a perfect fit and reliable performance. Designed and recommended by Ford Motor Company, these spark plugs are engineered to deliver quick starts, improved fuel economy, and smooth acceleration, making them an essential component for maintaining your vehicle’s peak performance. Featuring a tapered seat type, they provide a secure and precise fit, reducing the risk of leaks or misfires. Built to meet the highest standards of durability and efficiency, these spark plugs offer exceptional value by enhancing your engine’s performance and longevity. Whether you’re replacing worn-out plugs or performing routine maintenance, trust Motorcraft to keep your vehicle running smoothly.

Product Features:
  • Same part installed when the engine rolled off the assembly line
  • Designed to deliver quick starts, enhanced fuel economy and smooth acceleration
  • Engineered for a secure and precise fit with a tapered seat type, minimizing the risk of leaks or misfires.
  • Built to meet high durability standards, ensuring long-lasting performance and reliability.
  • Enhances engine longevity by maintaining optimal performance and efficiency.
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Motorcraft – Double Platinum Spark Plug: Enhances Durability & Reduces Misfires (Part No.SP-459)

Double Platinum Spark Plug: Enhances Durability & Reduces Misfires

from

$5.49
Motorcraft Spark Plugs are original equipment on Ford Motor Company vehicles, engineered to meet strict Ford engineering standards for performance and reliability. These spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption, and optimize emissions. With a platinum center and ground electrode tip, they are resistant to oxidation and arc erosion, ensuring long-lasting performance. The multi-rib insulator protects against misfires, and they are designed to fit Ford, Lincoln, and Mercury vehicles exactly. Backed by Motorcraft’s Service Parts Warranty, these spark plugs offer service intervals of up to 100,000 miles and help prevent false check engine lights. Made with high-quality materials, Motorcraft Spark Plugs deliver reliable performance for almost any application, making them the same trusted components that were in your vehicle when it was manufactured.

Product Features:
  • Motorcraft spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption and optimize emissions.
  • Backed by Motorcraft’s Service Parts Warranty
  • Exact fit for Ford, Lincoln and Mercury vehicles
  • Resistant to oxidation and arc erosion.
  • Multi-rib insulator protects against misfire.
  • Service intervals of up to 100,000 miles.
  • Motorcraft Spark Plugs are designed with high quality materials to provide reliable performance for almost any application.
  • Motorcraft Spark Plugs are what was in the vehicle when it was manufactured
  • Motorcraft ignition components help prevent false check engine lights.
  • Enhanced Durability: Engineered with a platinum center and ground electrode tip, these spark plugs are resistant to oxidation and arc erosion, ensuring long-lasting performance.
  • Fuel Efficiency and Emissions: Designed to reduce fuel consumption and optimize emissions, contributing to a more efficient and environmentally friendly driving experience.
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Autolite – Double Platinum Spark Plug: Enhanced Durability & Performance (Part No.APP45)

Double Platinum Spark Plug: Enhanced Durability & Performance

from

$5.99
The Double Platinum Spark Plug is engineered for exceptional durability and performance, making it a top choice for distributor-less ignition system (DIS) engines. Featuring a platinum-to-platinum design, it minimizes gap erosion and reduces misfires, ensuring a longer service life compared to copper and standard platinum plugs. Its yttrium-enhanced ground electrode delivers superior heat transfer, providing unmatched durability under high temperatures and pressure. The high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for reliable operation. With a long projection center electrode and tapered seat type, this performance-grade spark plug is built to handle demanding conditions. Both the center and ground electrode tips are crafted from platinum, ensuring consistent ignition and enhanced efficiency. Designed to deliver superior functionality and durability, this spark plug is an excellent investment for maintaining peak engine performance.

Product Features:
  • Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
  • The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
  • Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
  • The multi-rib insulator prevents flash-over.
  • Designed with a tapered seat type and long projection center electrode to ensure reliable performance under demanding conditions.
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Champion – Copper Plus Spark Plug (RF10C): Dependable Performance & Durability (Part No.129)

Copper Plus Spark Plug (RF10C): Dependable Performance & Durability

from

$3.99
Copper Plus spark plug delivers reliable performance and durability, making it an ideal choice for maintaining your vehicle’s efficiency. Featuring a copper core center electrode, it ensures precise heat control and enhanced conductivity, promoting longer life and consistent wear. The nickel-tipped center and ground electrodes provide superior corrosion resistance, ensuring dependable operation even in challenging conditions. Designed to meet ISO and SAE Standards, this spark plug guarantees proven performance and compatibility with standard replacement needs. Its tapered seat type and built-in resistor further enhance functionality, making it a trusted solution for optimal ignition.

Product Features:
  • Copper Plus – Dependable Performance.
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Patented TinTac and ULTRASEAL coated shell for maximum corrosion resistance
  • Patented SAC-9 semiconductor resistor for maximum EMI & RFI suppression
  • Built to ISO and SAE standards for proven performance
See More

Motorcraft – Spark Plug: Enhanced Durability & Reliable Performance (Part No.SP-459-X)

Spark Plug: Enhanced Durability & Reliable Performance

from

$9.99
Motorcraft Spark Plugs are engineered to deliver exceptional performance and reliability, making them the ideal choice for Ford, Lincoln, and Mercury vehicles. Designed with a fine wire platinum center electrode and nickel ground electrode tip, these spark plugs ensure precise ignition while resisting oxidation and arc erosion for long-lasting durability. The multi-rib insulator minimizes misfires, optimizing fuel efficiency and emissions, while service intervals of up to 100,000 miles provide peace of mind and reduced maintenance costs. As original equipment, they match specific engines to eliminate misfires and prevent false check engine lights, ensuring your vehicle runs smoothly. Backed by Motorcraft’s Service Parts Warranty, these spark plugs are crafted from high-quality materials to meet strict Ford engineering standards, offering reliable performance for a wide range of domestic and import applications. Whether you’re maintaining your vehicle or restoring it to factory condition, Motorcraft Spark Plugs deliver the confidence and dependability you need.

Product Features:
  • Motorcraft spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption and optimize emissions.
  • Backed by Motorcraft’s Service Parts Warranty
  • Exact fit for Ford, Lincoln and Mercury vehicles
  • Resistant to oxidation and arc erosion.
  • Multi-rib insulator protects against misfire.
  • Service intervals of up to 100,000 miles.
  • Motorcraft Spark Plugs are designed with high quality materials to provide reliable performance for almost any application.
  • Motorcraft Spark Plugs are what was in the vehicle when it was manufactured
  • Motorcraft ignition components help prevent false check engine lights.
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Motorcraft – Platinum Spark Plug: Fine Wire Design for Enhanced Ignition (Part No.SP-549-X)

Platinum Spark Plug: Fine Wire Design for Enhanced Ignition

from

$7.29
The Platinum Spark Plug with a fine wire center electrode design is engineered for superior ignition performance and efficiency. Featuring a platinum center electrode tip, it ensures excellent conductivity and long-lasting durability, making it a reliable choice for consistent engine starts and smooth operation. The nickel ground electrode tip complements the design, providing robust performance under various driving conditions. Its tapered seat type ensures a secure fit, reducing the risk of gas leakage and enhancing overall engine efficiency. This spark plug is an ideal upgrade for those seeking improved fuel combustion, reduced emissions, and extended service life, delivering exceptional value and reliability for your vehicle.

Product Features:
  • Fine wire center electrode design enhances ignition performance and fuel combustion efficiency.
  • Platinum center electrode tip ensures excellent conductivity and long-lasting durability.
  • Nickel ground electrode tip provides robust performance under various driving conditions.
  • Tapered seat type ensures a secure fit, reducing gas leakage and improving engine efficiency.
  • Engineered for consistent engine starts, smooth operation, and extended service life.
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Motorcraft – Spark Plug: Enhanced Durability & Optimized Performance (Part No.SP-414-AX)

Spark Plug: Enhanced Durability & Optimized Performance

from

$6.99
Enhanced durability and optimized performance define Motorcraft Spark Plugs, the original equipment for Ford, Lincoln, and Mercury vehicles. Engineered to meet strict Ford standards, these spark plugs ensure exact fitment and deliver reliable performance across a wide range of domestic and import cars and trucks. Designed with high-quality materials, they resist oxidation and arc erosion while featuring a multi-rib insulator to protect against misfires. With service intervals of up to 100,000 miles, Motorcraft Spark Plugs help reduce fuel consumption, optimize emissions, and eliminate misfires, making them a cost-effective choice for long-term use. Backed by Motorcraft’s Service Parts Warranty, these ignition components also prevent false check engine lights, offering confidence and peace of mind. Whether you’re maintaining your vehicle’s original performance or upgrading for reliability, Motorcraft Spark Plugs are the trusted solution that was in your vehicle when it was manufactured.

Product Features:
  • Motorcraft spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption and optimize emissions.
  • Backed by Motorcraft’s Service Parts Warranty
  • Exact fit for Ford, Lincoln and Mercury vehicles
  • Resistant to oxidation and arc erosion.
  • Multi-rib insulator protects against misfire.
  • Service intervals of up to 100,000 miles.
  • Motorcraft Spark Plugs are designed with high quality materials to provide reliable performance for almost any application.
  • Motorcraft Spark Plugs are what was in the vehicle when it was manufactured
  • Motorcraft ignition components help prevent false check engine lights.
See More

Motorcraft – High-Performance Spark Plug: Enhances Fuel Efficiency (Part No.SP-420-X)

High-Performance Spark Plug: Enhances Fuel Efficiency

from

$4.99
This high-performance spark plug is meticulously crafted to elevate your engine’s efficiency and reliability. Featuring a standard center electrode design with durable nickel tips for both the center and ground electrodes, it ensures consistent and dependable ignition. Its advanced engineering optimizes combustion, leading to smoother engine performance, improved fuel efficiency, and reduced emissions – perfect for eco-conscious drivers. The tapered seat type enhances its fit and functionality, making it suitable for a wide range of vehicles. Built with precision manufacturing and long-lasting materials, this spark plug is ideal for both daily commutes and high-performance driving, offering exceptional value and durability for your vehicle’s needs.

Product Features:
  • Optimizes Engine Performance: Engineered to enhance your engine’s performance, ensuring a smoother and more efficient combustion process.
  • Boosts Fuel Efficiency: Significantly improves fuel efficiency, helping you save on fuel costs and reduce your carbon footprint.
  • Reduces Emissions: Designed with advanced materials to minimize emissions, contributing to a cleaner environment.
  • Reliable Ignition: Offers consistent and dependable ignition, ideal for both everyday driving and high-performance applications.
  • Long-Lasting Durability: Built to last with precision manufacturing, providing long-term reliability and performance for your vehicle.
  • Optimizes Engine Performance: Engineered to enhance your engine’s performance, ensuring a smoother and more efficient combustion process.
  • Boosts Fuel Efficiency: Significantly improves fuel efficiency, helping you save on fuel costs and reduce your carbon footprint.
  • Reduces Emissions: Designed with advanced materials to minimize emissions, contributing to a cleaner environment.
  • Reliable Ignition: Offers consistent and dependable ignition, ideal for both everyday driving and high-performance applications.
  • Long-Lasting Durability: Built to last with precision manufacturing, providing long-term reliability and performance for your vehicle.
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Champion – Copper Plus Spark Plug (RF14YC): Dependable Performance & Durability (Part No.21)

Copper Plus Spark Plug (RF14YC): Dependable Performance & Durability

from

$2.49
Copper Plus Spark Plug RF14YC delivers dependable performance and durability, making it a reliable choice for your vehicle’s ignition system. Featuring a copper core center electrode, it ensures precise heat control and enhanced conductivity, promoting longer life and consistent wear. The patented TinTac and ULTRASEAL coated shell provide superior corrosion resistance, safeguarding the plug against harsh conditions. Additionally, the SAC-9 semiconductor resistor effectively suppresses EMI and RFI, ensuring smooth engine operation without interference. Built to ISO and SAE Standards, this spark plug guarantees proven performance and compatibility with a wide range of vehicles. Whether you’re seeking improved ignition efficiency or extended durability, this spark plug offers exceptional value and reliability for your automotive needs.

Product Features:
  • Copper Plus – Dependable Performance.
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Patented TinTac and ULTRASEAL coated shell for maximum corrosion resistance
  • Patented SAC-9 semiconductor resistor for maximum EMI & RFI suppression
  • Built to ISO and SAE standards for proven performance
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Top-Quality Spark Plug Wire Set Cut To Fits for 1966 Ford F-100 Pickups

Choose a high-quality OEM or aftermarket Spark Plug Wire Set Cut To Fit for Ford F-100 Pickups and enjoy top-notch performance from $71.99.

Accel – 8Mm Super Stock Graphite Uni (Part No.4040B)

8Mm Super Stock Graphite Uni

from

$71.99
ACCEL’s SuperStock 4000 series spark plug wire sets are designed to upgrade an OE ignition system for high-spark delivery levels for street driven applications. The 450 degree F rated silicone jacket is extruded over a tightly woven, rugged fiberglass braid. The braid is applied over high dielectric strength EPDM (Ethylene Propylene Diene Monomer) inner insulation for ignition wire performance that exceeds SAE specifications.

Product Features:
  • 7mm And 8mm High Gloss Silicone Jacket
  • 450 F Rated Silicone Jacket
  • Stainless Steel Plug Terminals
  • RFI Suppression For Street Driven Applications
  • Custom-fit Universal And Import Coverage
  • High-strength Fiberglass Braid Construction
  • Pre And Post HEI Vehicles
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Accel – 8Mm Super Stock Spiral Uni Bk (Part No.5040K)

8Mm Super Stock Spiral Uni Bk

from

$99.99
The traditional ACCEL combination of yellow wire and red spark plug boots has been added to these SuperStock Spiral Core 5000 Series wire sets, which feature color-matched wire and spark plug boots in blue, black, and red. With only 500 ohms/ft. of resistance, more ignition energy can reach the spark plug, producing a longer-lasting, hotter spark flame kernel. The results is higher performance through improved efficiency, quicker throttle response, and reduced emissions. This 8mm wire’s double silicone construction is rated to 550 degrees F. The high-gloss wire jacket resists moisture, chemicals, and heat extremes for longer life and great looks. The fiberglass braid adds greater pull strength and terminal retention, while the stainless steel spark plug terminals provide excellent long life, electrical conductivity, and corrosion resistance. Both universal and custom-fit applications are available for early and late model cars and trucks.

Product Features:
  • 500 Ohms/ft Of Resistance
  • 550 F Rated Silicone Jacket
  • Stainless Steel Plug Terminals
  • High RFI Suppression For Street And Strip Use
  • Universal And Import Coverage
  • High-strength Fiberglass Braid Construction
  • Pre And Post HEI Vehicles
  • 8mm High Gloss Silicone Jacket
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Top-Rated Spark Plug Brands For Your 1966 Ford F-100 Pickup

When it comes to finding the perfect Spark Plug for your 1966 Ford F-100 Pickup, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 7 trusted brands. We carry the most popular Spark Plug brands including NGK, Motorcraft, and Autolite, and more, all known for their exceptional customer ratings (average brand rating of 4.8 stars) and competitive prices, as low as $2.79. Purchasing a Spark Plug from us here at Advance Auto Parts is a smart move for both you and your 1966 Ford F-100 Pickup, providing peace of mind with parts that meet or exceed OEM standards.

Popular NGK 1966 Ford F-100 Pickup Spark Plugs

If you’re looking for a top-quality Spark Plug for your 1966 Ford F-100 Pickup, Advance Auto Parts has exactly what you need with our selection of NGK Spark Plugs. We have 2 NGK Spark Plugs in stock for this fitment, all known for their durability and precision fit. With prices starting at just $6.99 and an average cost of $9.74, you’ll find the perfect Spark Plug for your needs and budget. NGK Spark Plugs for the 1966 Ford F-100 Pickup come highly rated, with over 10 customer reviews and an impressive average rating of 4.8 stars. Choosing a NGK Spark Plug from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Iridium IX Spark Plug (WR5IX): Extreme Ignitability & Durability
from $12.49
(1)
Iridium IX Spark Plug (WR5IX): Extreme Ignitability & Durability
“This store is Great especially Doug at the Store ! Great Customer Service and knows all the right parts for my 5 vehicles ! Thankyou JF”
V-Power Nickel Spark Plug (WR5): Reliable Performance & Quick Starts
from $6.99
(9)
V-Power Nickel Spark Plug (WR5): Reliable Performance & Quick Starts
“NGK spark plugs always make a difference after installation. My old Mustang 200 6 cylinder loves them.”

Top-Quality Motorcraft 1966 Ford F-100 Pickup Spark Plugs

For those in search of a high-quality Spark Plug for their 1966 Ford F-100 Pickup, Advance Auto Parts offers a great selection of Motorcraft Spark Plugs. With 2 Motorcraft Spark Plugs in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Spark Plugs start at just $2.79, with an average price of $3.89, giving you a range of options to suit your budget. Backed by over 11 customer ratings and an average rating of 4.8 stars, Motorcraft Spark Plugs provide both reliability and excellent performance. Choosing a Motorcraft Spark Plug from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Standard Spark Plug (BSF42C): Reliable Performance & Durability
from $4.99
(1)
Standard Spark Plug (BSF42C): Reliable Performance & Durability
“True Ford Motocraft part”
Spark Plug: Quick Starts & Enhanced Fuel Economy
from $2.79
(10)
Spark Plug: Quick Starts & Enhanced Fuel Economy
“Great, good to find original parts…”

FAQs for 1966 Ford F-100 Pickup Spark Plugs

What are the best-selling Spark Plugs for 1966 Ford F-100 Pickups?

Out of 19 Spark Plugs that fit 1966 Ford F-100 Pickups, the following parts are the top sellers:

What’s the price range for 1966 Ford F-100 Pickup Spark Plugs?

The prices of Spark Plugs for the 1966 Ford F-100 Pickup range from $2.49 up to $99.99 for the most premium parts.

What is the average price of a Spark Plug for a 1966 Ford F-100 Pickup?

The average price for Spark Plugs for the 1966 Ford F-100 Pickup is $12.00. Keep in mind the variety of part types within our Spark Plug category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Spark Plugs for other Ford F-100 Pickup model years?

Yes, we carry Spark Plugs for 26 model years of Ford F-100 Pickups between 1953 and 1983. The following model years are the most popular for Spark Plug purchases: 1983, 1982, 1981, 1980, 1976, 1975, 1974, 1973, and 1972.

What are the cheapest Spark Plugs for my 1966 Ford F-100 Pickup?

Does Advance Auto Parts sell Spark Plugs for any other 1966 Ford models?

Yes. We stock Spark Plugs for 22 other popular 1966 Ford models. Some of the most popular are 1966 Mustang Spark Plugs, 1966 Thunderbird Spark Plugs, 1966 Bronco Spark Plugs, 1966 Country Squire Spark Plugs, and 1966 LTD Spark Plugs.

What are the top-rated Spark Plugs that fit the 1966 Ford F-100 Pickup?

Based on 352 reviews by customers, our 1966 Ford F-100 Pickup Spark Plugs have an average customer rating of 5 stars. These are the highest-rated categories of Spark Plugs for the 1966 Ford F-100 Pickup and their top-rated products:

What types of Spark Plugs do you sell for my 1966 Ford F-100 Pickup?

As of 11/2/25, these are some of the most in-demand types of Spark Plugs for a 1966 Ford F-100 Pickup:

Can I get help with 1966 Ford F-100 Pickup Spark Plug orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Ford Spark Plugs and more.

What is your return policy for Ford F-100 Pickup Spark Plugs?

Advance Auto Parts keeps returns simple. For new Ford F-100 Pickup Spark Plugs and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.