1986 Buick Skylark Spark Plugs
Keep Your 1986 Buick Skylark 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 1986 Buick Skylark looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Spark Plug Heat Shields, Spark Plugs, and Spark Plug Non-Foulers. 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 Champion, Autolite, and ACDelco. For example, Champion Spark Plugs start at just $3.29 with an average 4.8 star rating. Autolite and ACDelco offer similar pricing and quality, backed by strong customer feedback. With over 2,312 reviews and a solid 4.5 star average, you can shop with confidence knowing other Buick Skylark owners approve.
Competitive Prices and Extensive Inventory
The average price for a 1986 Buick Skylark Spark Plug at Advance Auto Parts is around $8.95, with a range that starts at $1.35 and goes up to $23.99. With 39 options in stock from 9 trusted brands, finding the right fit is easy. Popular picks like Autolite Platinum Spark Plug: Enhanced Durability & Fuel Efficiency, AP104, Autolite Copper Resistor Spark Plug: Quick Starts & Reliable Performance, 104, and Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP104 start at just $4.79 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 1986 Buick Skylark in peak condition, inside and out.
Find Your Specific 1986 Buick Skylark Spark Plugs
Looking for the perfect Spark Plug for your 1986 Buick Skylark? You’re in the right place. Below, you’ll find links to various types of Spark Plugs that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Spark Plugs, ensuring durability and a precise fit for your Buick Skylark. Whether you’re driving a 1986 model or another popular model year like
1990,
1991,
1992,
1993,
1994,
1995,
1996,
1997, and
1998, we’ve got you covered. Purchasing Spark Plugs from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Spark Plugs that fit your vehicle.
Essential 1986 Buick Skylark Spark Plugs
Champion – Champion Copper Plus Spark Plug RS14YC6 – Dependable Performance & Durability, 13 (Part No.13)
from
$2.79
Champion Copper Plus spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
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Motorcraft – Motorcraft Spark Plug: Reliable Ignition & Nickel Durability, SP-425-X (Part No.SP-425-X)
from
$6.49
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.
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ACDelco – ACDelco Double Platinum Spark Plug, 41-940 (Part No.41-940)
from
$11.49
ACDelco GM Original Equipment Double Platinum Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. With a copper core and double platinum pads on the center electrode, these plugs are designed to deliver long-lasting performance. ACDelco GM Original Equipment parts are the true OE parts installed during the production 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.
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ACDelco – ACDelco Conventional Spark Plug, R42TS (Part No.R42TS)
from
$6.49
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.
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Autolite Iridium – Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP26 (Part No.XP26)
from
$10.49
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.
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DENSO – DENSO Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IW16, 5305 (Part No.5305)
from
$14.49
The Iridium Power Spark Plug features the world’s smallest iridium center electrode at just 0.4mm, delivering unmatched spark precision for maximum combustion efficiency. Engineered with patented 360-degree laser welding, it ensures durability and reliability even under extreme conditions, withstanding temperatures over 4000 Deg F. The U-groove and taper-cut ground electrode design enhances flame propagation, optimizing engine performance. Its burnished nickel plating provides superior resistance to high temperatures and corrosion, making it ideal for long-term use. Designed for a wide range of applications, including classic and collector cars, this spark plug offers superior performance with increased horsepower and improved fuel efficiency. Requiring 5,000 volts less to fire compared to conventional plugs, it ensures reliable starts and fewer misfires, even under heavy loads. Constructed with a durable iridium center electrode tip and a flat seat type, the Iridium Power Spark Plug guarantees long-lasting performance, making it a top choice for drivers seeking efficiency, power, and reliability.
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Autolite – Autolite Copper Resistor Spark Plug: Quick Starts & Enhanced Durability, 25 (Part No.25)
from
$4.79
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 nickel-plated shell offers superior corrosion resistance for long-lasting durability. The high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation, contributing to increased strength and reliability. With a mid-projection standard center electrode design and a tapered seat type, these spark plugs are built for optimal compatibility and performance. Engineered to improve fuel economy, they help reduce fuel costs without compromising on power. Additionally, their advanced design ensures smoother acceleration, delivering a more responsive and enjoyable driving experience. Ideal for regular-grade applications, these spark plugs combine value, efficiency, and durability to meet your vehicle’s performance needs.
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NGK – NGK V-Power Nickel Spark Plug (TR5): Enhanced Ignitability & Reliability, 2238 (Part No.2238)
from
$6.49
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.
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Champion – Champion Copper Plus Small Engine Spark Plug RV9YC – Dependable Performance & Durability, 400 (Part No.400)
from
$2.99
Champion Copper Plus spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
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GM Genuine Parts – GM Genuine Parts Spark Plug Wire Heat Shield, 8006 (Part No.8006)
from
$8.99
GM Genuine Parts Spark Plug Heat Shields are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
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Dorman – Help – Dorman – Help Spark Plug Non-Foulers – 14mm Gasket Seat, 42000 (Part No.42000)
from
$7.99
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.
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Dorman – Help – Dorman – Help Spark Plug Non-Foulers – 14mm Tapered Seat, 42008 (Part No.42008)
from
$10.49
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.
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Dorman – Help – Dorman – Help Spark Plug Non-Foulers – 14mm Tapered Seat, 42006 (Part No.42006)
from
$8.49
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.
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Popular 1986 Buick Skylark Spark Plugs Categories
Most Popular Spark Plug Heat Shield for 1986 Buick Skylarks
Enhance your 1986 Buick Skylark with this popular Spark Plug Heat Shield we have in stock, for $8.99.
GM Genuine Parts – GM Genuine Parts Spark Plug Wire Heat Shield, 8006 (Part No.8006)
from
$8.99
GM Genuine Parts Spark Plug Heat Shields are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
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Best-Selling 1986 Buick Skylark Spark Plugs
Upgrade your Skylark with one of our 36 best-selling Spark Plugs, earning an average 4.42 stars rating across 1,149 reviews.
Autolite – Autolite Copper Resistor Spark Plug: Quick Starts & Reliable Performance, 104 (Part No.104)
from
$4.79
Autolite Copper spark plugs are designed to provide reliable performance and quick starts, ensuring your vehicle meets its power and efficiency demands. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, making them a dependable choice for consistent ignition. The high nickel alloy center and ground electrodes enhance durability, offering an extended lifespan even under demanding conditions. With a high alumina multi-rib ceramic insulator, these plugs deliver superior thermal conductivity and insulation, boosting strength and reliability. The nickel-plated shell resists corrosion, ensuring long-lasting performance. Designed with a standard center electrode and mid-projection for optimal spark delivery, these spark plugs are built to meet regular-grade requirements. The tapered seat design and integrated resistor further enhance functionality, making them a versatile and durable option for a wide range of applications.
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Autolite – Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP104 (Part No.APP104)
from
$7.49
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.
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Champion – Champion Copper Plus Spark Plug RV15YC4 – Dependable Performance & Durability, 18 (Part No.18)
from
$3.99
Champion Copper Plus spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
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ACDelco – ACDelco Conventional Spark Plug, R45TSX (Part No.R45TSX)
from
$6.49
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.
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Motorcraft – Motorcraft Double Platinum Spark Plug: Enhanced Durability & Reliability, SP-439-A (Part No.SP-439-A)
from
$7.79
Double Platinum Spark Plug by Motorcraft is the ultimate choice for maintaining peak performance and reliability in your Ford, Lincoln, or Mercury vehicle. Engineered to meet strict Ford standards, these spark plugs feature platinum center and ground electrode tips for exceptional durability and resistance to oxidation and arc erosion. Designed to eliminate misfires, reduce fuel consumption, and optimize emissions, they ensure smooth engine operation while protecting against false check engine lights. The multi-rib insulator adds an extra layer of protection against misfires, while the exact fit guarantees seamless installation. With service intervals of up to 100,000 miles, these spark plugs deliver long-lasting performance and value. Backed by Motorcraft’s Service Parts Warranty, they are crafted with high-quality materials to provide reliable performance across a wide range of domestic and import applications. Choose Motorcraft spark plugs for the same trusted quality that was in your vehicle when it rolled off the assembly line.
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Motorcraft – Motorcraft Standard Spark Plug: Reliable Performance & Durability, SP-447 (Part No.SP-447)
from
$4.79
Standard Spark Plug by Motorcraft delivers reliable performance and durability, making it the ideal choice for Ford, Lincoln, and Mercury vehicles. Engineered to meet strict Ford standards, these spark plugs ensure original equipment performance while enhancing durability, reducing misfires, optimizing emissions, and improving fuel efficiency. Designed with high-quality materials, they resist oxidation and arc erosion, while the multi-rib insulator protects against misfires for consistent ignition. With service intervals of up to 100,000 miles, these spark plugs provide long-lasting reliability and confidence on the road. Backed by Motorcraft’s Service Parts Warranty, they are an exact fit for your vehicle and help prevent false check engine lights, ensuring peace of mind. Whether for domestic or import cars and trucks, Motorcraft spark plugs are the trusted solution for maintaining peak engine performance.
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Champion – Champion Copper Plus Spark Plug RS14YC – Dependable Performance & Durability, 408 (Part No.408)
from
$3.29
Champion Copper Plus spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
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NGK – NGK Laser Platinum Spark Plug (PTR5F-11): Enhanced Fuel Efficiency & Durability, 6579 (Part No.6579)
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.
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Champion – Champion Iridium Spark Plug RS14WYPB5 – Maximum Performance & Longevity, 9404 (Part No.9404)
from
$11.49
Champion Iridium spark plugs combine a fine-wire iridium center with platinum ground electrodes to help any engine achieve top performance, regardless of ignition type. This advanced design ensures precise ignition, long-lasting durability and reliable performance mile after mile, while reducing wear and tear. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
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NGK – NGK V-Power Nickel Spark Plug (TR5): Enhanced Ignitability & Reliability, 2238 (Part No.2238)
from
$6.49
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.
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NGK – NGK G-Power Spark Plug (TR5GP): Enhanced Durability & Fuel Efficiency, 3186 (Part No.3186)
from
$8.99
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.
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Autolite – Autolite Platinum Spark Plug: Enhanced Durability & Fuel Efficiency, AP104 (Part No.AP104)
from
$5.49
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.
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DENSO – DENSO Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IT16TT, 4713 (Part No.4713)
from
$15.49
Durability of an OE style plug combined with Power & Torque of high performance.
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NGK – NGK Iridium IX Spark Plug (TR5IX): Extreme Ignitability & Durability, 7397 (Part No.7397)
from
$14.99
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.
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ACDelco – ACDelco Conventional Spark Plug, R42LTS (Part No.R42LTS)
from
$6.49
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.
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DENSO – DENSO Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IT16, 5325 (Part No.5325)
ACDelco – ACDelco Conventional Spark Plug, R44LTS (Part No.R44LTS)
from
$6.49
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.
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ACDelco – ACDelco Double Platinum Spark Plug, 41-942 (Part No.41-942)
from
$11.49
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.
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Champion – Champion Double Platinum Power Spark Plug RS14PYPB5 – Enhanced Durability & Performance, 7940 (Part No.7940)
from
$8.89
Champion Double Platinum Power spark plugs combine a platinum fine-wire center electrode with platinum center and ground electrodes and exclusive Heat-Active alloy, ensuring powerful performance, longer service life and precise spark focus for optimal combustion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
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DENSO – DENSO Platinum TT Spark Plug – PT16TT, 4511 (Part No.4511)
from
$6.99
The Platinum TT Spark Plug with its innovative Twin-Tip design ensures faster flame propagation, promoting more complete combustion for enhanced engine performance and efficiency. Crafted with a durable platinum center electrode tip, this spark plug offers exceptional longevity and consistent performance, making it a reliable choice for your vehicle. Its tapered seat type ensures a secure fit, reducing the risk of gas leakage and optimizing combustion chamber sealing. Designed for precision and durability, this spark plug not only improves ignition efficiency but also contributes to smoother engine operation and potentially better fuel economy. A perfect blend of advanced technology and robust materials, it delivers excellent value for drivers seeking long-lasting performance and reliability.
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E3 – E3 DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency, E3.54 (Part No.E3.54)
from
$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.”
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E3 – E3 DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency, E3.40 (Part No.E3.40)
from
$8.49
“The Premium DiamondFire Automotive Spark Plug is engineered for peak performance and efficiency, making it a standout choice for drivers seeking enhanced engine output. Featuring E3’s patented Diamond Fire edge-to-edge ground electrode, it delivers a faster, more complete burn for smoother acceleration and idle. The innovative “”diamond-shaped”” side wire electrode ensures quicker ignition of the air/fuel mixture, creating a larger flame kernel and improving power output by up to 6% on average. Its nickel center and ground electrode tips provide durability and reliable performance, while the tapered seat type ensures a secure fit. Pre-gapped at the factory for convenience, this spark plug also promotes cleaner combustion, reducing engine carbon deposits and contributing to fuel savings. Designed to maximize efficiency and power, its a smart upgrade for any vehicle.”
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Autolite – Autolite Copper Resistor Spark Plug: Quick Starts & Enhanced Durability, 666 (Part No.666)
from
$4.49
Autolite Copper spark plugs are expertly crafted to ensure reliable performance and durability for your vehicle. 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 designed 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. Engineered with a mid-projection standard center electrode and tapered seat type, they deliver optimal compatibility and performance. The nickel tip material on both the center and ground electrodes ensures robust functionality, while the built-in resistor type further enhances efficiency. Designed to optimize fuel economy, these spark plugs help you save on fuel costs without compromising on power or quick starts. Perfect for regular-grade applications, they are a dependable choice for maintaining peak engine performance.
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DENSO – DENSO Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, ITF20TT, 4716 (Part No.4716)
from
$15.49
The Iridium TT Spark Plug combines the durability of an OE-style plug with the unmatched power and torque of high-performance engineering. Featuring a 0.4mm Iridium center electrode – the world’s smallest diameter – it maximizes firing potential for superior ignition. The 0.7mm needle tip ground electrode enhances spark energy while reducing heat quenching, ensuring consistent performance. Built with DENSO’s patented Iridium-Rhodium alloy formula, this spark plug boasts the highest concentration of Iridium among competitors, delivering exceptional durability and reliability. The 360-degree laser welding process guarantees a robust bond and structural integrity, even under extreme conditions. Designed to withstand temperatures exceeding 4000 Deg F, this plug is engineered for endurance and peak performance. Its tapered seat type ensures a secure fit, making it a perfect choice for those seeking long-lasting, high-performance ignition solutions.
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Autolite – Autolite Platinum Spark Plug (AP666): Enhanced Durability & Performance (Part No.AP666)
from
$4.99
The Platinum Spark Plug (AP666) is a high-performance solution designed to elevate your engine’s efficiency and reliability. Featuring a platinum center electrode firing tip, it ensures quicker firing, smoother starts, and improved fuel efficiency while preventing gap erosion for a longer service life. Its high alumina ceramic insulator enhances thermal conductivity and insulation, delivering superior strength under demanding conditions. The multi-rib insulator effectively prevents flash-over, while the nickel-plated shell resists corrosion, ensuring extended durability. With a mid-projection center electrode and tapered seat type, this spark plug is tailored for optimal performance in older engine applications and designs. The combination of platinum and nickel materials in the electrode tips guarantees consistent ignition and robust performance, making it a dependable choice for drivers seeking enhanced acceleration and reliability. Engineered for durability and efficiency, this spark plug is a smart investment for maintaining peak engine performance over time.
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Autolite Iridium – Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP104 (Part No.XP104)
from
$11.49
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.
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ACDelco – ACDelco RAPIDFIRE Spark Plug, 1 (Part No.1)
from
$7.99
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.
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ACDelco – ACDelco RAPIDFIRE Spark Plug, 12 (Part No.12)
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.
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NGK – NGK Laser Iridium Spark Plug (ITR5H13): Fine Wire Tip for Precision, 97287 (Part No.97287)
from
$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.
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Motorcraft – Motorcraft Standard Spark Plug (AGSF32CA): Reliable Performance & Durability, SP-447-A (Part No.SP-447-A)
from
$4.99
Standard Spark Plug (AGSF32CA) delivers reliable performance and durability, making it the ideal choice for maintaining your vehicle’s original equipment standards. Specifically engineered for Ford, Lincoln, and Mercury vehicles, these spark plugs ensure an exact fit while enhancing engine 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 unmatched reliability for a broad range of domestic and import cars and trucks. Whether you’re maintaining or upgrading, these spark plugs deliver the performance and dependability you need.
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Champion – Champion Platinum Power Spark Plug RS10PYC – Powerful Performance & Longevity, 3408 (Part No.3408)
from
$6.49
Champion Platinum Power spark plugs deliver powerful performance with the exclusive Premium alloy that reaches and sustains the correct operating temperature. A fine-wire center electrode and V-trimmed ground electrode provides sharp spark focus and reliable ignition for consistent combustion under demanding conditions. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
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Motorcraft – Motorcraft Spark Plug: Enhanced Durability & Optimized Performance, SP-439-AX (Part No.SP-439-AX)
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$13.99
Motorcraft Spark Plugs are precision-engineered to meet strict Ford standards, ensuring original equipment performance and reliability for Ford, Lincoln, and Mercury vehicles. Designed with a fine wire platinum center electrode and platinum ground electrode tip, these spark plugs deliver enhanced durability, reduce fuel consumption, and optimize emissions. The multi-rib insulator protects against misfires, while the tapered seat type ensures an exact fit for seamless installation. Resistant to oxidation and arc erosion, they are built to withstand service intervals of up to 100,000 miles, providing long-lasting performance and confidence on the road. Backed by Motorcraft’s Service Parts Warranty, these spark plugs help prevent false check engine lights and maintain peak engine efficiency. Crafted with high-quality materials, they are ideal for a broad range of applications, including domestic and import cars and trucks, making them a reliable choice for drivers seeking durability and optimized performance.
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ACDelco – ACDelco Double Platinum Spark Plug, 41-816 (Part No.41-816)
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$9.49
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.
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Motorcraft – Motorcraft Spark Plug: Reliable Ignition with Nickel Electrode Design, SP-447-X (Part No.SP-447-X)
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$5.29
This spark plug is engineered for reliable ignition performance, featuring a standard center electrode design and durable nickel construction for both the center and ground electrode tips. The nickel material ensures excellent conductivity and resistance to wear, making it a dependable choice for maintaining consistent engine performance. Its tapered seat type provides a secure fit, enhancing the overall efficiency of the ignition system. Designed to deliver long-lasting durability and optimal functionality, this spark plug is a cost-effective solution for keeping your vehicle running smoothly. Whether you’re replacing a worn-out plug or performing routine maintenance, this high-quality component ensures dependable starts and efficient combustion.
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Champion – Champion Double Platinum Spark Plug (RS14PYPB): Powerful Performance & Durability, 7408 (Part No.7408)
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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.
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Champion – Champion Copper Plus Spark Plug (RV17YC6): Dependable Performance & Durability, 37 (Part No.37)
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$2.29
Copper Plus Spark Plug delivers dependable performance and durability, making it a reliable choice for your vehicle’s ignition system. Featuring a copper core center electrode, it ensures accurate heat range control for extended lifespan and consistent functionality. The nickel center electrode tip material enhances conductivity, while the tapered seat type ensures a secure fit. Designed with superior corrosion resistance, this spark plug is built to ISO and SAE Standards, guaranteeing proven performance under various conditions. Its resistor type further optimizes ignition efficiency, contributing to smoother engine operation. Whether you’re seeking enhanced heat control or long-lasting wear, this spark plug offers exceptional value and reliability for your vehicle’s needs.
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Top-Quality Spark Plug Non-Foulers for 1986 Buick Skylarks
Choose a high-quality OEM or aftermarket Spark Plug Non-Fouler for Buick Skylarks and enjoy top-notch performance from $8.49.
Dorman – Help – Dorman – Help Spark Plug Non-Foulers – 14mm Tapered Seat, 42006 (Part No.42006)
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$8.49
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.
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Dorman – Help – Dorman – Help Spark Plug Non-Foulers – 14mm Tapered Seat, 42008 (Part No.42008)
from
$10.49
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.
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Top-Rated Spark Plug Brands For Your 1986 Buick Skylark
When it comes to finding the perfect Spark Plug for your 1986 Buick Skylark, 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 Champion, ACDelco, and Autolite, and more, all known for their exceptional customer ratings (average brand rating of 4.8 stars) and competitive prices, as low as $3.29. Purchasing a Spark Plug from us here at Advance Auto Parts is a smart move for both you and your 1986 Buick Skylark, providing peace of mind with parts that meet or exceed OEM standards.
Popular Champion 1986 Buick Skylark Spark Plugs
If you’re looking for a top-quality Spark Plug for your 1986 Buick Skylark, Advance Auto Parts has exactly what you need with our selection of Champion Spark Plugs. We have 3 Champion Spark Plugs in stock for this fitment, all known for their durability and precision fit. With prices starting at just $3.29 and an average cost of $6.26, you’ll find the perfect Spark Plug for your needs and budget. Champion Spark Plugs for the 1986 Buick Skylark come highly rated, with over 8 customer reviews and an impressive average rating of 4.8 stars. Choosing a Champion Spark Plug from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
from
$3.29
(1)
Champion Copper Plus Spark Plug RS14YC – Dependable Performance & Durability, 408
“Just spark plugs.”
from
$11.49
(2)
Champion Iridium Spark Plug RS14WYPB5 – Maximum Performance & Longevity, 9404
“These plugs are the best and If you gap them right you will notice improvement in everything. Be sure on all plug that are Iridium do not gap the plug”
from
$3.99
(5)
Champion Copper Plus Spark Plug RV15YC4 – Dependable Performance & Durability, 18
“Spark Plugs for my 1982 Corvette fit and work!”
Top-Quality ACDelco 1986 Buick Skylark Spark Plugs
For those in search of a high-quality Spark Plug for their 1986 Buick Skylark, Advance Auto Parts offers a great selection of ACDelco Spark Plugs. With 3 ACDelco 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 $6.49, giving you a range of options to suit your budget. Backed by over 65 customer ratings and an average rating of 4.7 stars, ACDelco Spark Plugs provide both reliability and excellent performance. Choosing a ACDelco Spark Plug from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
FAQs for 1986 Buick Skylark Spark Plugs
What are the best-selling Spark Plugs for 1986 Buick Skylarks?
Out of 39 Spark Plugs that fit 1986 Buick Skylarks, the following parts are the top sellers:
- Autolite Platinum Spark Plug: Enhanced Durability & Fuel Efficiency, AP104 (5393906) – $5.49
- Autolite Copper Resistor Spark Plug: Quick Starts & Reliable Performance, 104 (5393507) – $4.79
- Autolite Iridium Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition, XP104 (15650187) – $11.49
What’s the price range for 1986 Buick Skylark Spark Plugs?
The prices of Spark Plugs for the 1986 Buick Skylark range from $1.35 up to $23.99 for the most premium parts.
What is the average price of a Spark Plug for a 1986 Buick Skylark?
The average price for Spark Plugs for the 1986 Buick Skylark is $8.95. 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 Buick Skylark model years?
What are the cheapest Spark Plugs for my 1986 Buick Skylark?
The cheapest 1986 Buick Skylark Spark Plugs we carry are:
- Champion Copper Plus Spark Plug (RV17YC6): Dependable Performance & Durability, 37 (89011754) – $2.29
- Champion Copper Plus Spark Plug RS14YC – Dependable Performance & Durability, 408 (5470022) – $3.29
- Champion Copper Plus Spark Plug RV15YC4 – Dependable Performance & Durability, 18 (5470004) – $3.99
- Autolite Copper Resistor Spark Plug: Quick Starts & Enhanced Durability, 666 (5390524) – $4.49
- Autolite Copper Resistor Spark Plug: Quick Starts & Reliable Performance, 104 (5393507) – $4.79
Does Advance Auto Parts sell Spark Plugs for any other 1986 Buick models?
Yes. We stock Spark Plugs for 6 other popular 1986 Buick models. Some of the most popular are 1986 Regal Spark Plugs, 1986 Century Spark Plugs, 1986 LeSabre Spark Plugs, 1986 Riviera Spark Plugs, and 1986 Electra Spark Plugs.
What are the top-rated Spark Plugs that fit the 1986 Buick Skylark?
Based on 2,312 reviews by customers, our 1986 Buick Skylark Spark Plugs have an average customer rating of 4.5 stars. These are the highest-rated categories of Spark Plugs for the 1986 Buick Skylark and their top-rated products:
- Spark Plug Non-Foulers
- Dorman – Help Spark Plug Non-Foulers – 14mm Tapered Seat, 42006 (5014980) – $8.49
- Dorman – Help Spark Plug Non-Foulers – 14mm Tapered Seat, 42008 (5017718) – $10.49
- Spark Plugs
- Motorcraft Double Platinum Spark Plug: Enhanced Durability & Reliability, SP-439-A (11405751) – $7.79
- NGK Laser Platinum Spark Plug (PTR5F-11): Enhanced Fuel Efficiency & Durability, 6579 (18090234) – $21.99
- Champion Iridium Spark Plug RS14WYPB5 – Maximum Performance & Longevity, 9404 (15650217) – $11.49
What types of Spark Plugs do you sell for my 1986 Buick Skylark?
As of 8/2/26, these are some of the most in-demand types of Spark Plugs for a 1986 Buick Skylark:
Can I get help with 1986 Buick Skylark Spark Plug orders?
Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Buick Spark Plugs and more.
What is your return policy for Buick Skylark Spark Plugs?
Advance Auto Parts keeps returns simple. For new Buick Skylark Spark Plugs and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.