1968 Ford LTD Spark Plugs

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Keep Your 1968 Ford LTD 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 1968 Ford LTD looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Spark Plugs, Spark Plug Non-Foulers, 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, Dorman, and Motorcraft. For example, Autolite Spark Plugs start at just $4.29 with an average 4.6 star rating. Dorman and Motorcraft offer similar pricing and quality, backed by strong customer feedback. With over 899 reviews and a solid 5 star average, you can shop with confidence knowing other Ford LTD owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1968 Ford LTD Spark Plug at Advance Auto Parts is around $17.10, with a range that starts at $2.49 and goes up to $143.99. With 18 options in stock from 9 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 $2.79 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 1968 Ford LTD in peak condition, inside and out.

Essential 1968 Ford LTD Spark Plugs

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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Dorman – Help – Spark Plug Non-Foulers – 14mm Tapered Seat (Part No.42006)

Spark Plug Non-Foulers - 14mm Tapered Seat

from

$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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Accel – Universal Fit Super Stock 8mm Suppression; Spark Plug Wire Set (Part No.4040R)

Universal Fit Super Stock 8mm Suppression; Spark Plug Wire Set

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$73.99
These ACCEL wire sets are a true performance upgrade replacement for OE types. Efficient delivery of spark energy for a good price. Silicone boots with black wire contain zinc-plated steel terminals. Noise suppression core. Set contains 8 plug wires with coil lead.

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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MSD Ignition – Wire Set; Super Conductor; 8-cyl. Multi-Angle Plug; Socket/HEI (Part No.31199)

Wire Set; Super Conductor; 8-cyl. Multi-Angle Plug; Socket/HEI

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$143.99
Set includes terminals for engines with early type (socket) and late type (HEI spark plug top) distributor caps. 90 degree boots and terminals factory installed on one end.

Product Features:
  • Extra Long 8.5mm Wires So You Can Cut To Your Designed Length
  • Incl. both socket-style and spark plug-style boots and terminals
  • Includes Mini-Stripper-Crimper For Factory Style Crimps
  • Size Includes: [2]48/50/56 in./[3] 32 in. Wires/Boots/Terminals
  • Durable outer sleeve is a proprietary compound for resistance to high heat or abrasion
  • Stainless steel terminals feature dual crimp tabs to grip wire conductor and outer jacket separately
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Champion – Double Platinum Spark Plug (RS14PYPB): Powerful Performance & Durability (Part No.7408)

Double Platinum Spark Plug (RS14PYPB): Powerful Performance & Durability

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$5.29
The Double Platinum Spark Plug is engineered for drivers seeking enhanced performance and durability. Featuring Champion’s Double Platinum Power technology, this premium spark plug is designed to deliver more powerful performance with exceptional wear resistance. Its platinum fine-wire center electrode and platinum pad ground electrode ensure greater ignitability and a sharper spark focus, promoting efficient combustion and improved engine response. The V-trimmed ground electrode further enhances spark precision, while the exclusive Heat-Active alloy maintains stable operating temperatures under all engine loads, ensuring consistent performance and longevity. Ideal for those who demand reliability and peak performance, this spark plug is built to withstand the rigors of daily driving while maximizing engine efficiency.

Product Features:
  • Double Platinum Power – Premium Spark Plug. More Powerful Performance.
  • Platinum center and ground electrode for greater wear resistance
  • Maintains stable operating temperature under all engine loads
  • Fine-wire center electrode for greater ignitability
  • V-trimmed ground electrode promotes sharper spark focus
  • Heat-Active alloy allows electrodes to reach optimal temperature
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Champion – Copper Plus Spark Plug (RV12YC): Dependable Performance & Durability (Part No.406)

Copper Plus Spark Plug (RV12YC): Dependable Performance & Durability

from

$3.99
The Copper Plus Spark Plug (RV12YC) is engineered for dependable performance and durability, making it a reliable choice for maintaining your engine’s efficiency. Featuring a copper core center electrode, it ensures accurate heat range control for extended lifespan and consistent engine performance. Built to ISO and SAE Standards, this spark plug delivers proven reliability while resisting corrosion for long-term use. Its standard center electrode design and nickel tip materials enhance conductivity and heat management, ensuring smooth operation and reduced wear. With a tapered seat type and integrated resistor, this spark plug is an ideal OE replacement that combines high-quality materials with superior functionality. Whether you’re seeking improved engine performance or a durable solution, the Copper Plus Spark Plug offers exceptional value and reliability.

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
  • Dependable Performance: The Champion Copper Plus Spark Plug ensures reliable and consistent engine performance, making it an ideal OE replacement.
  • High-Quality Materials: With a standard center electrode design and nickel tip materials, this spark plug delivers enhanced reliability and helps maintain your engine’s efficiency.
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E3 – DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency (Part No.E3.54)

DiamondFIRE Automotive 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 flame kernel and improved power output – up to 6% on average. This advanced design not only boosts energy but also promotes fuel savings and reduces engine carbon deposits for a cleaner, more efficient operation. Constructed with durable nickel center and ground electrode tips, it offers long-lasting reliability. The tapered seat type ensures a secure fit, and the pre-gapped design eliminates the need for adjustments, making installation hassle-free. Upgrade to this spark plug for enhanced performance, better fuel economy, and a cleaner engine.

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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Autolite – Platinum Spark Plug: Enhanced Durability & Performance (Part No.AP5145)

Platinum Spark Plug: Enhanced Durability & 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, better acceleration, and improved fuel efficiency. The platinum firing tip prevents gap erosion, extending the service life, while the high alumina ceramic insulator enhances thermal conductivity and insulation for added strength. Designed with a long projection standard center electrode and a nickel-plated shell, these spark plugs resist corrosion and deliver extended durability. The multi-rib insulator prevents flash-over, ensuring reliable operation, and the tapered seat type offers a secure fit. With a performance-grade design and nickel ground electrode tip material, these spark plugs are built to meet the demands of high-performance engines while maintaining consistent reliability. Whether you’re seeking enhanced efficiency or long-lasting durability, these spark plugs are a dependable choice for your vehicle.

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.
  • Built with a tapered seat type for a secure and precise fit, ensuring reliable performance and compatibility with high-performance engines.
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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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NGK – G-Power Spark Plug (TR5-1GP): Enhanced Durability & Fuel Efficiency (Part No.3716)

G-Power Spark Plug (TR5-1GP): Enhanced Durability & Fuel Efficiency

from

$4.49
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
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Champion – Double Platinum Power Spark Plug (RS12PYPB5): Enhanced Durability & Performance (Part No.7963)

Double Platinum Power Spark Plug (RS12PYPB5): Enhanced Durability & Performance

from

$8.39
Champion Double Platinum Power spark plugs are engineered to deliver exceptional performance and durability for your vehicle. Featuring a fine-wire platinum center electrode and a platinum pad ground electrode, these spark plugs ensure greater wear resistance and sharper spark focus for reliable ignition. The innovative Heat-Active alloy allows the electrodes to maintain optimal operating temperatures under all engine loads, enhancing overall efficiency. With a V-trimmed ground electrode design, these plugs promote precise spark delivery, improving ignitability and engine performance. Designed as a standard replacement, they are built to provide maximum life and consistent performance, making them a dependable choice for maintaining your vehicle’s peak operation. Equipped with a resistor and a tapered seat type, these spark plugs are a perfect blend of advanced technology and practicality, ensuring stable performance and long-lasting reliability.

Product Features:
  • Double Platinum Power – Premium Spark Plug. More Powerful Performance.
  • Platinum center and ground electrode for greater wear resistance
  • Maintains stable operating temperature under all engine loads
  • Fine-wire center electrode for greater ignitability
  • V-trimmed ground electrode promotes sharper spark focus
  • Heat-Active alloy allows electrodes to reach optimal temperature
  • Platinum Center Electrode Tip: Guarantees maximum life and exceptional performance.
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ACDelco – RAPIDFIRE Spark Plug (Part No.12)

RAPIDFIRE Spark Plug

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$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 sea
  • 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: Designed to help prevent misfiring, ensuring smooth and reliable engine performance.
  • Improved Plug to Boot Seal: Enhances the connection between the spark plug and the ignition system, reducing the risk of leaks and improving overall 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 – Platinum Spark Plug: Enhanced Durability & Fuel Efficiency (Part No.AP104)

Platinum Spark Plug: Enhanced Durability & Fuel Efficiency

from

$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 prevents gap erosion, extending the service life, while the high alumina ceramic insulator offers superior thermal conductivity and insulation for added strength. A multi-rib insulator design prevents flash-over, ensuring reliable operation, and the nickel-plated shell resists corrosion for long-lasting durability. With a mid-projection standard center electrode and a tapered seat type, these performance-grade spark plugs deliver consistent results. The combination of platinum and nickel materials in the electrode tips further enhances reliability, making them a smart choice for drivers seeking improved engine efficiency and extended part longevity.

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.
  • Incorporates a mid-projection standard center electrode design to ensure consistent performance and reliable ignition in a variety of engine conditions.
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ACDelco – Conventional Spark Plug (Part No.R44LTS)

Conventional Spark Plug

from

$5.99
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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Motorcraft – Standard Spark Plug (AGSF52C): Reliable Performance & Durability (Part No.SP-442)

Standard Spark Plug (AGSF52C): Reliable Performance & Durability

from

$3.29
Standard Spark Plug (AGSF52C) delivers reliable performance and durability, making it an ideal choice for maintaining your vehicle’s efficiency. Engineered to meet strict Ford standards, these Motorcraft spark plugs are designed to match specific engines, ensuring enhanced durability, reduced fuel consumption, and optimized emissions. With a tapered seat type and multi-rib insulator, they resist oxidation, arc erosion, and misfires, providing long-lasting reliability. Backed by Motorcraft’s Service Parts Warranty, these spark plugs are an exact fit for Ford, Lincoln, and Mercury vehicles, while also being suitable for a wide range of domestic and import cars and trucks. Crafted with high-quality materials, they offer service intervals of up to 100,000 miles, helping prevent false check engine lights and maintaining original equipment performance. Whether you’re replacing worn-out plugs or maintaining your vehicle’s factory standards, these spark plugs deliver confidence and reliability for almost any application.

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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ACDelco – Copper Core Spark Plug: Reliable Performance & Durability (Part No.R43TS)

Copper Core Spark Plug: Reliable Performance & Durability

from

$5.99
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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Autolite – Copper Resistor Spark Plug: Quick Starts & Enhanced Durability (Part No.26)

Copper Resistor Spark Plug: Quick Starts & Enhanced Durability

from

$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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ACDelco – Conventional Spark Plug (Part No.CR43TS)

Conventional Spark Plug

from

$5.99
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:
  • 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
  • High-Quality Copper Core: ACDelco Professional Conventional Spark Plugs feature high-quality copper cores, ensuring reliable performance and efficient operation.
  • Nickel Center Electrode Tip: Designed with a nickel center electrode tip, these spark plugs provide durability and consistent performance.
  • Outstanding Suppression Characteristics: These spark plugs offer excellent suppression characteristics, contributing to their reliable performance in various driving conditions.
  • Premium Aftermarket Replacement: Manufactured to meet expectations for fit, form, and function, these spark plugs serve as a high-quality replacement for many vehicles on the road today.
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NGK – Laser Platinum Spark Plug (PTR5F-11): Enhanced Fuel Efficiency & Durability (Part No.6579)

Laser Platinum Spark Plug (PTR5F-11): Enhanced Fuel Efficiency & Durability

from

$21.99
NGK Laser Platinum spark plugs provide high ignitability and longer service life compared to conventional nickel spark plugs. Laser Platinum plugs are tested to the highest standards to ensure quality and durability. Engineered specifically for OE applications. Laser platinum plugs provide stable idling, superior anti-fouling, improved fuel efficiency and lower emissions. High-grade pure alumina ceramic and 98% pure copper core prevents spark plug from overheating and provides reliable starts. Most Laser Platinum 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 platinum alloy center electrode provides consistent performance
  • PLATINUM ALLOY CENTER ELECTRODE: Longer wearing and higher temperature resistance compared to traditional nickel spark plugs
  • 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 platinum alloy plugs
  • Engineered for OE Applications: Specifically designed for Original Equipment (OE) applications, ensuring a perfect fit and optimal performance.
  • Enhanced Fuel Efficiency and Lower Emissions: These spark plugs contribute to improved fuel efficiency and reduced emissions, making them an eco-friendly choice.
  • Stable Idling and Anti-Fouling: The platinum pad on the ground electrode provides even wear, resulting in stable idling and superior anti-fouling performance.
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Autolite – Double Platinum Spark Plug: Enhanced Durability & Performance (Part No.APP104)

Double Platinum Spark Plug: Enhanced Durability & Performance

from

$6.99
Double Platinum Spark Plug: Enhanced Durability & Performance is engineered for exceptional reliability and efficiency, 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 consistent performance and extended service life. The yttrium-enhanced ground electrode offers superior heat transfer, allowing the spark plug to withstand high temperatures and pressures for greater durability. Its high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for added safety and reliability. With a mid-projection center electrode and tapered seat type, this performance-grade spark plug delivers precision and compatibility. Both the center and ground electrode tips are crafted from platinum, ensuring long-lasting efficiency and superior ignition performance. Designed to outperform copper and standard platinum plugs, this spark plug is a durable and high-value solution 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 mid-projection center electrode and tapered seat type for enhanced precision and compatibility with distributor-less ignition system (DIS) engines.
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Champion – Copper Plus Spark Plug (RV15YC4): Dependable Performance & Durability (Part No.18)

Copper Plus Spark Plug (RV15YC4): Dependable Performance & Durability

from

$3.19
The Copper Plus spark plug is engineered for dependable performance and durability, making it a reliable choice for maintaining optimal engine function. Featuring a copper core center electrode, it delivers enhanced conductivity and precise heat control, ensuring good overall wear and extending the plug’s lifespan. Its nickel center electrode tip and tapered seat type further enhance reliability and engine performance. Built to ISO and SAE Standards, this spark plug guarantees proven performance and superior corrosion resistance, making it a durable option for long-term use. Designed as a standard replacement, it offers consistent functionality and compatibility with a wide range of vehicles. Whether you’re seeking improved heat management or reliable ignition, this spark plug is crafted to meet your needs with exceptional 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
  • Enhanced Conductivity and Heat Control: The Champion Copper Plus Spark Plug features a copper core electrode that provides increased conductivity and heat control, ensuring good overall wear and extending the plug’s life.
  • Reliable Nickel Center Electrode Tip: Featuring a nickel center electrode tip and a tapered seat type, this spark plug ensures enhanced reliability and optimal engine performance.
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Motorcraft – Spark Plug: Quick Starts & Enhanced Fuel Economy (Part No.SP-420)

Spark Plug: Quick Starts & Enhanced Fuel Economy

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$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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Champion – Double Platinum Power Spark Plug (RS14PYPB5): Enhanced Ignitability & Durability (Part No.7940)

Double Platinum Power Spark Plug (RS14PYPB5): Enhanced Ignitability & Durability

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$8.39
Champion Double Platinum Power spark plugs are engineered for drivers seeking enhanced performance and durability. Featuring a fine-wire platinum center electrode and a platinum pad ground electrode, these spark plugs deliver exceptional wear resistance and sharper spark focus for reliable ignition. The V-trimmed ground electrode ensures precise spark delivery, while the exclusive Heat-Active alloy maintains optimal operating temperatures under all engine loads, ensuring consistent performance. Designed as an OE replacement, these spark plugs guarantee compatibility and dependable operation for your vehicle. With their advanced double platinum construction, they provide greater ignitability, improved fuel efficiency, and a longer lifespan, making them a premium choice for maintaining peak engine performance.

Product Features:
  • Double Platinum Power – Premium Spark Plug. More Powerful Performance.
  • Platinum center and ground electrode for greater wear resistance
  • Maintains stable operating temperature under all engine loads
  • Fine-wire center electrode for greater ignitability
  • V-trimmed ground electrode promotes sharper spark focus
  • Heat-Active alloy allows electrodes to reach optimal temperature
  • OE Replacement: Designed as an original equipment replacement, ensuring compatibility and reliable performance for your vehicle.
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Autolite – Copper Resistor Spark Plug: Smooth Acceleration & Enhanced Durability (Part No.764)

Copper Resistor Spark Plug: Smooth Acceleration & Enhanced Durability

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$2.99
Autolite Copper spark plugs are crafted to deliver reliable performance and meet your vehicle’s demands with precision. 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 nickel-plated shell offers superior corrosion resistance for long-lasting durability. With a high alumina multi-rib ceramic insulator, these spark plugs provide excellent thermal conductivity and insulation, enhancing strength and reliability. Designed for smooth acceleration, they elevate your driving experience while promoting good fuel economy for greater efficiency. The tapered seat type ensures an optimal fit and performance, while the mid-projection standard center electrode design and nickel tip materials further enhance functionality. Perfect for regular-grade applications, these spark plugs combine durability, efficiency, and smooth operation to keep your vehicle running at its best.

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.
  • Smooth Acceleration: Designed to provide smooth acceleration, enhancing your driving experience.
  • Good Fuel Economy: These spark plugs help in maintaining good fuel economy, making your vehicle more efficient.
  • Tapered Seat Type: Features a tapered seat type for optimal fit and performance.
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ACDelco – RAPIDFIRE Spark Plug (Part No.3)

RAPIDFIRE Spark Plug

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$5.79
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 sea
  • 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
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Autolite – Platinum Spark Plug: Improved Performance & Durability (Part No.AP26)

Platinum Spark Plug: Improved Performance & Durability

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$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, enhanced acceleration, and improved 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, ensuring reliable operation, and the nickel-plated shell resists corrosion for long-lasting durability. With a mid-projection standard center electrode and a tapered seat type, these performance-grade spark plugs deliver consistent results. The combination of platinum and nickel materials in the electrode tips further enhances reliability, making them a trusted choice for maintaining engine efficiency and longevity.

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.
  • Incorporates a mid-projection standard center electrode design to ensure consistent performance and reliable engine operation.
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NGK – G-Power Spark Plug (TR5GP): Enhanced Durability & Fuel Efficiency (Part No.3186)

G-Power Spark Plug (TR5GP): Enhanced Durability & Fuel Efficiency

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$8.49
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
  • Tapered Seat Type: The tapered seat type ensures a secure fit and optimal performance in compatible vehicles.
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Most Popular Spark Plugs for 1968 Ford LTDs

Enhance your 1968 Ford LTD with one of the 14 Spark Plugs we have in stock, starting at just $2.49.

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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$2.79
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

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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
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E3 – DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency (Part No.E3.72)

DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency

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$8.49
The Spark Plugs are the product of years of fundamental research in the combustion field. The unique patented electrode configuration of these new The spark plugs increases the amount of combustion pressure created during each power stroke of an engine, which results in a marked increase in power output, fuel economy, and reduced emissions in all gasoline engines. E3.72 is an 18mm, 0.430 reach plug with a taper seat. It primarily fits Ford applications from the 50s to 90s. The automotive plugs have three legs securing the Diamond FIRE electrode to the shell. This allows for excellent heat transfer, and helps to create more turbulence in the cylinder. The patented Diamond FIRE side wire is proven to increase power, reduce fuel consumption and improve hydrocarbon emissions in long-term use.

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.
  • Patented Electrode Configuration: The unique patented electrode design of the E3.72 spark plugs increases combustion pressure, resulting in higher power output and improved fuel economy.
  • Enhanced Heat Transfer: The three legs securing the Diamond FIRE electrode to the shell ensure excellent heat transfer, contributing to better engine performance and longevity.
  • Reduced Emissions: The E3.72 spark plugs help improve hydrocarbon emissions, making your vehicle more environmentally friendly over long-term use.
  • Compatibility with Ford Engines: Specifically designed to fit Ford applications from the 50s to the 90s, the 18mm, 0.430 reach plug with a taper seat ensures a perfect fit for a wide range of classic and vintage Ford vehicles.
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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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$3.79
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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ACDelco – Conventional Spark Plug (Part No.R83TS)

Conventional Spark Plug

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$3.69
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

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

Spark Plug: Enhanced Durability & Reliable Performance

from

$5.49
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 – 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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Best-Selling 1968 Ford LTD Spark Plug Non-Foulers

Upgrade your LTD with one of our 2 best-selling Spark Plug Non-Foulers, earning an average 5 stars rating across 9 reviews.

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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Dorman – Help – Spark Plug Non-Foulers – 14mm Tapered Seat (Part No.42006)

Spark Plug Non-Foulers - 14mm Tapered Seat

from

$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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Top-Quality Spark Plug Wire Set Cut To Fits for 1968 Ford LTDs

Choose a high-quality OEM or aftermarket Spark Plug Wire Set Cut To Fit for Ford LTDs and enjoy top-notch performance from $73.99.

MSD Ignition – Wire Set; Super Conductor; 8-cyl. Multi-Angle Plug; Socket/HEI (Part No.31199)

Wire Set; Super Conductor; 8-cyl. Multi-Angle Plug; Socket/HEI

from

$143.99
Set includes terminals for engines with early type (socket) and late type (HEI spark plug top) distributor caps. 90 degree boots and terminals factory installed on one end.

Product Features:
  • Extra Long 8.5mm Wires So You Can Cut To Your Designed Length
  • Incl. both socket-style and spark plug-style boots and terminals
  • Includes Mini-Stripper-Crimper For Factory Style Crimps
  • Size Includes: [2]48/50/56 in./[3] 32 in. Wires/Boots/Terminals
  • Durable outer sleeve is a proprietary compound for resistance to high heat or abrasion
  • Stainless steel terminals feature dual crimp tabs to grip wire conductor and outer jacket separately
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Accel – Universal Fit Super Stock 8mm Suppression; Spark Plug Wire Set (Part No.4040R)

Universal Fit Super Stock 8mm Suppression; Spark Plug Wire Set

from

$73.99
These ACCEL wire sets are a true performance upgrade replacement for OE types. Efficient delivery of spark energy for a good price. Silicone boots with black wire contain zinc-plated steel terminals. Noise suppression core. Set contains 8 plug wires with coil lead.

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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Top-Rated Spark Plug Brands For Your 1968 Ford LTD

When it comes to finding the perfect Spark Plug for your 1968 Ford LTD, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 9 trusted brands. We carry the most popular Spark Plug brands including Motorcraft, Autolite, and Dorman, 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 1968 Ford LTD, providing peace of mind with parts that meet or exceed OEM standards.

Popular Motorcraft 1968 Ford LTD Spark Plugs

If you’re looking for a top-quality Spark Plug for your 1968 Ford LTD, Advance Auto Parts has exactly what you need with our selection of Motorcraft Spark Plugs. We have 2 Motorcraft Spark Plugs in stock for this fitment, all known for their durability and precision fit. With prices starting at just $2.79, you’ll find the perfect Spark Plug for your needs and budget. Motorcraft Spark Plugs for the 1968 Ford LTD come highly rated, with over 11 customer reviews and an impressive average rating of 4.8 stars. Choosing a Motorcraft Spark Plug from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Spark Plug: Quick Starts & Enhanced Fuel Economy
from $2.79
(10)
Spark Plug: Quick Starts & Enhanced Fuel Economy
“Great, good to find original parts…”
Standard Spark Plug (BSF42C): Reliable Performance & Durability
from $2.79
(1)
Standard Spark Plug (BSF42C): Reliable Performance & Durability
“True Ford Motocraft part”

Top-Quality Autolite 1968 Ford LTD Spark Plugs

For those in search of a high-quality Spark Plug for their 1968 Ford LTD, Advance Auto Parts offers a great selection of Autolite Spark Plugs. With 2 Autolite 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 $4.29, with an average price of $4.64, giving you a range of options to suit your budget. Backed by over 41 customer ratings and an average rating of 4.6 stars, Autolite Spark Plugs provide both reliability and excellent performance. Choosing a Autolite Spark Plug from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Platinum Spark Plug: Enhanced Durability & Improved Performance
from $4.99
(23)
Platinum Spark Plug: Enhanced Durability & Improved Performance
“Used on a 1965 Mustang. Quality product.”

FAQs for 1968 Ford LTD Spark Plugs

What are the best-selling Spark Plugs for 1968 Ford LTDs?

Out of 18 Spark Plugs that fit 1968 Ford LTDs, the following parts are the top sellers:

What’s the price range for 1968 Ford LTD Spark Plugs?

The prices of Spark Plugs for the 1968 Ford LTD range from $2.49 up to $143.99 for the most premium parts.

What is the average price of a Spark Plug for a 1968 Ford LTD?

The average price for Spark Plugs for the 1968 Ford LTD is $17.10. 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 LTD model years?

Yes, we carry Spark Plugs for 25 model years of Ford LTDs between 1965 and 1991. The following model years are the most popular for Spark Plug purchases: 1991, 1990, 1989, 1988, 1987, 1986, 1985, 1984, and 1983.

What are the cheapest Spark Plugs for my 1968 Ford LTD?

Does Advance Auto Parts sell Spark Plugs for any other 1968 Ford models?

Yes. We stock Spark Plugs for 21 other popular 1968 Ford models. Some of the most popular are 1968 Mustang Spark Plugs, 1968 Thunderbird Spark Plugs, 1968 Bronco Spark Plugs, 1968 Country Squire Spark Plugs, and 1968 Galaxie 500 Spark Plugs.

What are the top-rated Spark Plugs that fit the 1968 Ford LTD?

Based on 899 reviews by customers, our 1968 Ford LTD Spark Plugs have an average customer rating of 5 stars. These are the highest-rated categories of Spark Plugs for the 1968 Ford LTD and their top-rated products:

What types of Spark Plugs do you sell for my 1968 Ford LTD?

As of 3/1/26, these are some of the most in-demand types of Spark Plugs for a 1968 Ford LTD:

Can I get help with 1968 Ford LTD 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 LTD Spark Plugs?

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