1981 Mazda RX-7 Spark Plugs

Keep Your 1981 Mazda RX-7 in Top Shape with a Quality Spark Plug

When it comes to maintaining or upgrading your 1981 Mazda RX-7, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Spark Plug for your RX-7. We currently carry a top Spark Plug in stock that is built to last. Whether you’re replacing a damaged Spark Plug or looking to upgrade, our selection for the 1981 Mazda RX-7 ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

A Reliable Spark Plug from a Trusted Brand

When it comes to trusted Spark Plug brands, we’ve got you covered. Our inventory features a Spark Plug from NGK, a brand you can count on. This Spark Plug starts at just $11.99 and has a rating of 5 stars from over 2 customer reviews. After you purchase your 1981 Mazda RX-7 Spark Plug you can scroll below to see options other Mazda RX-7 owners are loving. Even with only one Spark Plug in stock, you can be confident you’re getting the best option available and designed to fit your RX-7 perfectly, offering both functionality and style.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Distributors and Ignition Coils and Boots to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 1981 Mazda RX-7 running smoothly and looking great.

Essential 1981 Mazda RX-7 Spark Plugs

NGK – Laser Platinum Spark Plug (BUR7EQP): High Ignitability & Longevity (Part No.4764)

Laser Platinum Spark Plug (BUR7EQP): High Ignitability & Longevity

from

$17.99
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 platinum alloy center electrode provides consistent performance
  • PLATINUM ALLOY CENTER ELECTRODE: Longer wearing and higher temperature resistance compared to traditional nickel spark plugs
  • ROTARY DESIGN: Recessed center electrode surface discharge spark plug designed specifically for rotary engines
  • 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: Rotary engines
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NGK – Standard Nickel Spark Plug (BR8EQ-14): Reliable OE Performance (Part No.2329)

Standard Nickel Spark Plug (BR8EQ-14): Reliable OE Performance

from

$11.99
NGK Standard spark plugs (in the iconic NGK ‘yellow box’ packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance, while triple gasket sealing prevents combustion gas leakage. Solid 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges. 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 provides consistent performance
  • RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
  • NGK’s OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
See More

Autolite – Racing Spark Plug: Engineered for Maximum Track Performance (Part No.AR2594)

Racing Spark Plug: Engineered for Maximum Track Performance

from

$5.99
Autolite Racing spark plugs are precision-engineered to elevate your engine’s performance on the track. Featuring a cut-back ground electrode, these plugs optimize ignitability and enhance heat transfer for quicker starts and consistent power delivery. The yttrium-enhanced alloy reduces ground wire temperature by up to 8%, making them ideal for colder heat ranges and performance modifications under intense conditions. Built with anti-corrosive nickel plating, they resist rust better than black oxide, ensuring long-lasting durability and efficiency. The high alumina multi-rib ceramic insulator provides superior thermal conductivity and insulation, preventing flash-over while increasing strength. With a flat seat type and nickel-tipped electrodes, these performance-grade spark plugs are designed to handle the rigors of racing while maintaining reliability and precision. Whether you’re pushing your engine to its limits or fine-tuning for peak performance, these spark plugs deliver the durability and functionality you need to dominate the track.

Product Features:
  • Engineered with a cut-back ground electrode that delivers optimal ignitability of the flame kernel and better heat transfer, leading to quicker starts.
  • The yttrium-enhanced alloy enables up to 8% reduction in ground wire temperature for colder heat ranges designed to enable performance modifications and handle intense conditions.
  • Designed with an anti-corrosive nickel-plating prevents rusting better than black oxide, allowing the plug to maintain its durability and efficiency.
  • Its high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength while preventing flash-over.
  • Built with a short projection center electrode design, these spark plugs ensure precise performance and compatibility with high-demand racing applications, enhancing reliability under extreme conditions.
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NGK – Standard Nickel Spark Plug (BUR9EQ): Reliable OE Performance (Part No.5777)

Standard Nickel Spark Plug (BUR9EQ): Reliable OE Performance

from

$13.99
NGK Standard spark plugs (in the iconic NGK ‘yellow box’ packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reli

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

NGK – Standard Nickel Spark Plug (BUR7EQ): Reliable OE Performance (Part No.6917)

Standard Nickel Spark Plug (BUR7EQ): Reliable OE Performance

from

$12.99
NGK Standard spark plugs (in the iconic NGK ‘yellow box’ packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance, while triple gasket sealing prevents combustion gas leakage. Solid 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges. 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 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
  • Triple Gasket Sealing: Designed with triple gasket sealing to prevent combustion gas leakage, ensuring efficient engine performance.
See More

NGK – Laser Platinum Spark Plug (BUR9EQP): High Ignitability & Longevity (Part No.5255)

Laser Platinum Spark Plug (BUR9EQP): High Ignitability & Longevity

from

$18.99
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 platinum alloy center electrode provides consistent performance
  • PLATINUM ALLOY CENTER ELECTRODE: Longer wearing and higher temperature resistance compared to traditional nickel spark plugs
  • ROTARY DESIGN: Recessed center electrode surface discharge spark plug designed specifically for rotary engines
  • 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: Rotary engines
See More

Most Popular Spark Plug for 1981 Mazda RX-7s

Enhance your 1981 Mazda RX-7 with this popular Spark Plug we have in stock, for $11.99.

NGK – Standard Nickel Spark Plug (BR8EQ-14): Reliable OE Performance (Part No.2329)

Standard Nickel Spark Plug (BR8EQ-14): Reliable OE Performance

from

$11.99
NGK Standard spark plugs (in the iconic NGK ‘yellow box’ packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance, while triple gasket sealing prevents combustion gas leakage. Solid 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges. 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 provides consistent performance
  • RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
  • NGK’s OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
See More

Top-Rated Spark Plug Brands For Your 1981 Mazda RX-7

When it comes to finding the perfect Spark Plug for your 1981 Mazda RX-7, Advance Auto Parts has you covered with our Spark Plug from NGK. This popular brand is known for its exceptional customer ratings and competitive prices, under $11.99. Purchasing a Spark Plug from us here at Advance Auto Parts is a smart move for both you and your 1981 Mazda RX-7, providing peace of mind with parts that meet or exceed OEM standards.

A Reliable NGK Spark Plug For Your 1981 Mazda RX-7

If you’re looking for a top-quality Spark Plug for your 1981 Mazda RX-7, Advance Auto Parts has exactly what you need with our NGK Spark Plugs. This Spark Plug has both durability and a precision fit. Coming in at only $11.99, this is the perfect Spark Plug for your needs and budget. NGK Spark Plugs for the 1981 Mazda RX-7 come highly rated, with over 2 customer reviews. Choosing a NGK Spark Plug from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Standard Nickel Spark Plug (BR8EQ-14): Reliable OE Performance
from $11.99
(2)
Standard Nickel Spark Plug (BR8EQ-14): Reliable OE Performance
“These are the only suggested plugs to use with a rotary engine.”

FAQs for 1981 Mazda RX-7 Spark Plugs

What’s the price range for 1981 Mazda RX-7 Spark Plugs?

We currently have just one Spark Plugs for the 1981 Mazda RX-7 in stock: Standard Nickel Spark Plug (BR8EQ-14): Reliable OE Performance and it costs $11.99.

Does Advance Auto Parts sell Spark Plugs for other Mazda RX-7 model years?

Yes, we carry Spark Plugs for 14 model years of Mazda RX-7s between 1979 and 1995. The following model years are the most popular for Spark Plug purchases: 1995, 1994, 1993, 1991, 1990, 1989, 1988, 1987, and 1986.

Does Advance Auto Parts sell Spark Plugs for any other 1981 Mazda models?

Yes. We stock Spark Plugs for 2 other popular 1981 Mazda models. Some of the most popular are 1981 626 Spark Plugs, 1981 GLC Spark Plugs, and 1981 B2000 Spark Plugs.

What are the top-rated Spark Plugs that fit the 1981 Mazda RX-7?

The one 1981 Mazda RX-7 Spark Plug we have in stock is the Standard Nickel Spark Plug (BR8EQ-14): Reliable OE Performance. It is rated 5 stars and costs $11.99.

What types of Spark Plugs do you sell for my 1981 Mazda RX-7?

We currently have just 1 Spark Plug in stock for a 1981 Mazda RX-7, and as of 11/2/25, it is a Spark Plug.

Can I get help with 1981 Mazda RX-7 Spark Plug orders?

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

What is your return policy for Mazda RX-7 Spark Plugs?

Advance Auto Parts keeps returns simple. For new Mazda RX-7 Spark Plugs and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.