1971 AMC Javelin Engine Additives

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Keep Your 1971 AMC Javelin in Top Shape with Quality Engine Additives

Whether you’re repairing or upgrading your Engine Additive, using high-quality parts is key to keeping your 1971 AMC Javelin looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Posi Units and Components. 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.

Competitive Prices and Extensive Inventory

The average price for a 1971 AMC Javelin Engine Additive at Advance Auto Parts is around $354.49, with a range that starts at $26.99 and goes up to $681.99. With 2 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Spartan Spring & Pin Kit, Fits Smaller Designs and Grip LOK Traction System start at just $26.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Additive, don’t forget to check out other key components like Coolant/Antifreeze and Fluids. At Advance Auto Parts, we’re here to help you keep your 1971 AMC Javelin in peak condition, inside and out.

Essential 1971 AMC Javelin Engine Additives

USA Standard Gear – Spartan Spring & Pin Kit, Fits Smaller Designs (Part No.17011)

Spartan Spring & Pin Kit, Fits Smaller Designs

from

$26.99
Spartan spring & pin kit, fits smaller designs.

Product Features:
  • Replacement spring and pin kit for Spartan Locker
  • Fits Dana 30, Dana 44, AMC Model 20, AMC Model 35, and Toyota designs
  • Includes 4 springs and 4 alignment pins
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Powertrax – Grip LOK Traction System (Part No.LK443527)

Grip LOK Traction System

from

$681.99
For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!
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Most Popular Posi Units and Components for 1971 AMC Javelins

Enhance your 1971 AMC Javelin with one of the 2 Posi Units and Components we have in stock, starting at just $26.99.

USA Standard Gear – Spartan Spring & Pin Kit, Fits Smaller Designs (Part No.17011)

Spartan Spring & Pin Kit, Fits Smaller Designs

from

$26.99
Spartan spring & pin kit, fits smaller designs.

Product Features:
  • Replacement spring and pin kit for Spartan Locker
  • Fits Dana 30, Dana 44, AMC Model 20, AMC Model 35, and Toyota designs
  • Includes 4 springs and 4 alignment pins
See More

Powertrax – Grip LOK Traction System (Part No.LK443527)

Grip LOK Traction System

from

$681.99
For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!
See More

FAQs for 1971 AMC Javelin Engine Additives

What are the best-selling Engine Additives for 1971 AMC Javelins?

Out of 2 Engine Additives that fit 1971 AMC Javelins, the following parts are the top sellers:

What’s the price range for 1971 AMC Javelin Engine Additives?

The prices of Engine Additives for the 1971 AMC Javelin range from $26.99 up to $681.99 for the most premium parts.

What is the average price of an Engine Additive for a 1971 AMC Javelin?

The average price for Engine Additives for the 1971 AMC Javelin is $354.49. Keep in mind the variety of part types within our Engine Additive category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Additives for other AMC Javelin model years?

Yes, we carry Engine Additives for 5 model years of AMC Javelins between 1968 and 1974. The following model years are the most popular for Engine Additive purchases: 1974, 1973, 1972, 1970, 1969, and 1968.

What are the cheapest Engine Additives for my 1971 AMC Javelin?

The cheapest 1971 AMC Javelin Engine Additives we carry are:

Does Advance Auto Parts sell Engine Additives for any other 1971 AMC models?

Yes. We stock Engine Additives for 3 other popular 1971 AMC models. Some of the most popular are 1971 Gremlin Engine Additives, 1971 Hornet Engine Additives, 1971 Ambassador Engine Additives, and 1971 Matador Engine Additives.

What types of Engine Additives do you sell for my 1971 AMC Javelin?

We currently have just 1 Engine Additive in stock for a 1971 AMC Javelin, and as of 3/1/26, it is a Posi Units and Component.

Can I get help with 1971 AMC Javelin Engine Additive orders?

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

What is your return policy for AMC Javelin Engine Additives?

Advance Auto Parts keeps returns simple. For new AMC Javelin Engine Additives and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.