1973 AM General FJ8 Spark Plugs

Keep Your 1973 AM General FJ8 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 1973 AM General FJ8 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Spark Plugs. 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. For example, Champion Spark Plugs start at just $4.99 with an average 4.7 star rating. With over 4 reviews and a solid 5 star average, you can shop with confidence knowing other AM General FJ8 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1973 AM General FJ8 Spark Plug at Advance Auto Parts is around $6.76, with a range that starts at $4.99 and goes up to $9.99. With 3 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Double Platinum Spark Plug: Long-Lasting Performance & Durability start at just $9.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Spark Plug, don’t forget to check out other key components like Distributors and Ignition Coils and Boots. At Advance Auto Parts, we’re here to help you keep your 1973 AM General FJ8 in peak condition, inside and out.

Essential 1973 AM General FJ8 Spark Plugs

Champion – Platinum Power Spark Plug (RN14PMC): Powerful Performance & Durability (Part No.3405)

Platinum Power Spark Plug (RN14PMC): Powerful Performance & Durability

from

$5.29
Champion Platinum Power spark plugs are engineered to deliver exceptional performance and durability, making them an ideal choice for maintaining peak engine efficiency. Featuring a platinum center electrode, these spark plugs ensure long-lasting reliability and consistent performance. The fine-wire center electrode enhances ignitability, while the V-trimmed ground electrode sharpens spark focus for optimal combustion. Constructed with exclusive Heat-Active alloy, the electrodes quickly reach and maintain the ideal operating temperature, ensuring smooth engine operation under various conditions. The platinum-tipped center wire resists wear and helps maintain the proper gap specification throughout the plug’s lifespan. Designed as a standard replacement with a flat seat type and integrated resistor, these spark plugs are a perfect OE replacement for a wide range of engines. With a nickel ground electrode tip and a focus on precision, these spark plugs provide powerful performance and long-term value for your vehicle.

Product Features:
  • Platinum Power- Premium Spark Plug. Powerful Performance.
  • Platinum center electrode for long life
  • 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 tipped center wire resists wear and helps to maintain proper gap spec over life of the plug
  • Integrated Resistor and Flat Seat Type: Equipped with an integrated resistor and flat seat type, making it an ideal OE replacement for various engines.
See More

Champion – Copper Plus Spark Plug (RN14YC): Dependable Performance & Durability (Part No.405)

Copper Plus Spark Plug (RN14YC): Dependable Performance & Durability

from

$4.99
The Copper Plus spark plug delivers dependable performance and durability, making it an ideal choice for maintaining your engine’s efficiency. Featuring a copper core center electrode, it ensures precise heat control for extended lifespan and consistent wear. Its nickel center electrode tip and flat seat design enhance reliability while meeting ISO and SAE Standards for proven performance. Built with superior corrosion resistance, this spark plug is designed to withstand harsh conditions, ensuring long-term functionality. As a standard replacement grade type with a resistor, it offers compatibility with a wide range of vehicles. Whether you’re looking for improved conductivity or reliable ignition, this spark plug provides excellent value and performance for your engine’s needs.

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
  • Reliable Nickel Center Electrode Tip: Featuring a nickel center electrode tip and flat seat type, this spark plug enhances reliability and helps maintain your engine’s efficiency.
See More

ACDelco – Double Platinum Spark Plug: Long-Lasting Performance & Durability (Part No.41-828)

Double Platinum Spark Plug: Long-Lasting Performance & Durability

from

$9.99
ACDelco Gold (Professional) Double Platinum Spark Plug are a high quality alternative to Original Equipment (OE) parts. 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. 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:
  • One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life
  • Double platinum point pad on center and ground electrode offer excellent durability and consistent voltage demands to help reduce wear on ignition system
  • Pure copper core results in cooler electrode temperature for maximized durability and fouling resistance
  • Some ACDelco 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
See More

Most Popular Spark Plugs for 1973 AM General FJ8s

Enhance your 1973 AM General FJ8 with one of the 3 Spark Plugs we have in stock, starting at just $4.99.

Champion – Copper Plus Spark Plug (RN14YC): Dependable Performance & Durability (Part No.405)

Copper Plus Spark Plug (RN14YC): Dependable Performance & Durability

from

$4.99
The Copper Plus spark plug delivers dependable performance and durability, making it an ideal choice for maintaining your engine’s efficiency. Featuring a copper core center electrode, it ensures precise heat control for extended lifespan and consistent wear. Its nickel center electrode tip and flat seat design enhance reliability while meeting ISO and SAE Standards for proven performance. Built with superior corrosion resistance, this spark plug is designed to withstand harsh conditions, ensuring long-term functionality. As a standard replacement grade type with a resistor, it offers compatibility with a wide range of vehicles. Whether you’re looking for improved conductivity or reliable ignition, this spark plug provides excellent value and performance for your engine’s needs.

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
  • Reliable Nickel Center Electrode Tip: Featuring a nickel center electrode tip and flat seat type, this spark plug enhances reliability and helps maintain your engine’s efficiency.
See More

Champion – Platinum Power Spark Plug (RN14PMC): Powerful Performance & Durability (Part No.3405)

Platinum Power Spark Plug (RN14PMC): Powerful Performance & Durability

from

$5.29
Champion Platinum Power spark plugs are engineered to deliver exceptional performance and durability, making them an ideal choice for maintaining peak engine efficiency. Featuring a platinum center electrode, these spark plugs ensure long-lasting reliability and consistent performance. The fine-wire center electrode enhances ignitability, while the V-trimmed ground electrode sharpens spark focus for optimal combustion. Constructed with exclusive Heat-Active alloy, the electrodes quickly reach and maintain the ideal operating temperature, ensuring smooth engine operation under various conditions. The platinum-tipped center wire resists wear and helps maintain the proper gap specification throughout the plug’s lifespan. Designed as a standard replacement with a flat seat type and integrated resistor, these spark plugs are a perfect OE replacement for a wide range of engines. With a nickel ground electrode tip and a focus on precision, these spark plugs provide powerful performance and long-term value for your vehicle.

Product Features:
  • Platinum Power- Premium Spark Plug. Powerful Performance.
  • Platinum center electrode for long life
  • 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 tipped center wire resists wear and helps to maintain proper gap spec over life of the plug
  • Integrated Resistor and Flat Seat Type: Equipped with an integrated resistor and flat seat type, making it an ideal OE replacement for various engines.
See More

ACDelco – Double Platinum Spark Plug: Long-Lasting Performance & Durability (Part No.41-828)

Double Platinum Spark Plug: Long-Lasting Performance & Durability

from

$9.99
ACDelco Gold (Professional) Double Platinum Spark Plug are a high quality alternative to Original Equipment (OE) parts. 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. 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:
  • One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life
  • Double platinum point pad on center and ground electrode offer excellent durability and consistent voltage demands to help reduce wear on ignition system
  • Pure copper core results in cooler electrode temperature for maximized durability and fouling resistance
  • Some ACDelco 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
See More

Top-Rated Spark Plug Brands For Your 1973 AM General FJ8

When it comes to finding the perfect Spark Plug for your 1973 AM General FJ8, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 2 trusted brands. We carry the most popular Spark Plug brands including Champion, and more, all known for their exceptional customer ratings (average brand rating of 4.7 stars) and competitive prices, as low as $4.99. Purchasing a Spark Plug from us here at Advance Auto Parts is a smart move for both you and your 1973 AM General FJ8, providing peace of mind with parts that meet or exceed OEM standards.

Popular Champion 1973 AM General FJ8 Spark Plugs

If you’re looking for a top-quality Spark Plug for your 1973 AM General FJ8, Advance Auto Parts has exactly what you need with our selection of Champion Spark Plugs. We have 2 Champion Spark Plugs in stock for this fitment, all known for their durability and precision fit. With prices starting at just $4.99 and an average cost of $5.14, you’ll find the perfect Spark Plug for your needs and budget. Champion Spark Plugs for the 1973 AM General FJ8 come highly rated, with over 4 customer reviews and an impressive average rating of 4.7 stars. Choosing a Champion Spark Plug from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Platinum Power Spark Plug (RN14PMC): Powerful Performance & Durability
from $5.29
(1)
Platinum Power Spark Plug (RN14PMC): Powerful Performance & Durability
“Used Champion since i was a kid”

FAQs for 1973 AM General FJ8 Spark Plugs

What are the best-selling Spark Plugs for 1973 AM General FJ8s?

Out of 3 Spark Plugs that fit 1973 AM General FJ8s, the following parts are the top sellers:

What’s the price range for 1973 AM General FJ8 Spark Plugs?

The prices of Spark Plugs for the 1973 AM General FJ8 range from $4.99 up to $9.99 for the most premium parts.

What is the average price of a Spark Plug for a 1973 AM General FJ8?

The average price for Spark Plugs for the 1973 AM General FJ8 is $6.76. 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.

What are the cheapest Spark Plugs for my 1973 AM General FJ8?

What are the top-rated Spark Plugs that fit the 1973 AM General FJ8?

The one 1973 AM General FJ8 Spark Plug we have in stock is the Copper Plus Spark Plug (RN14YC): Dependable Performance & Durability. It is rated 5 stars and costs $4.99.

What types of Spark Plugs do you sell for my 1973 AM General FJ8?

We currently have just 1 Spark Plug in stock for a 1973 AM General FJ8, and as of 11/2/25, it is a Spark Plug.

Can I get help with 1973 AM General FJ8 Spark Plug orders?

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

What is your return policy for AM General FJ8 Spark Plugs?

Advance Auto Parts keeps returns simple. For new AM General FJ8 Spark Plugs and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.