1973 Dodge Dart Engine Additives

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Keep Your 1973 Dodge Dart 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 1973 Dodge Dart 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 1973 Dodge Dart Engine Additive at Advance Auto Parts is around $398.49, with a range that starts at $5.99 and goes up to $1,145.99. With 6 options in stock from 3 trusted brands, finding the right fit is easy. Popular picks like Yukon Gear Replacement Outer Oil Slinger For Dana 60, 70, 70U & 70HD, 33019, Yukon Gear Replacement Inner Slinger For Dana 60, 33014, and USA Standard Gear Differential Cross Pin, 17011 start at just $5.99 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 1973 Dodge Dart in peak condition, inside and out.

Essential 1973 Dodge Dart Engine Additives

Yukon Gear – Yukon Gear Grizzly Locker For Dana 60, 4.56 & Up, 30 Spline, 28004 (Part No.28004)

Yukon Gear Grizzly Locker For Dana 60, 4.56 & Up, 30 Spline, 28004

from

$1204.99
The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly locker is a mechanical locking differential. It features a forged case and 8620 internals for maximum strength. It’s patented design reduces common locker failures. All units assembled in the USA! All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000! This is a narrow case locker. If you have a wide housing, please order two DS 42563 with your locker. This locker is ABS compatible.
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Motive Gear – Motive Gear Differential Spool, FSD60-35H (Part No.FSD60-35H)

Motive Gear Differential Spool, FSD60-35H

from

$186.99
Motive Gear Differential Spool, FSD60-35H.
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Yukon Gear – Yukon Gear Grizzly Locker For Dana 60, 4.10 & Down, 40 Spline, 28024 (Part No.28024)

Yukon Gear Grizzly Locker For Dana 60, 4.10 & Down, 40 Spline, 28024

from

$1145.99
The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly locker is a mechanical locking differential. It features a forged case and 8620 internals for maximum strength. It’s patented design reduces common locker failures. All units assembled in the USA! All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000! This is a narrow case locker. If you have a wide housing, please order two DS 42563 with your locker. This locker is ABS compatible.
See More

USA Standard Gear – "USA Standard Gear Power Lok Positraction for Chrysler 8.75"", 59027" (Part No.59027)

"USA Standard Gear Power Lok Positraction for Chrysler 8.75"", 59027"

from

$1015.00
“USA Standard Gear Power Lok posi for Chrysler 8.75″”, smooth design”
See More

Yukon Gear – Yukon Gear Replacement Inner Slinger For Dana 60, 33014 (Part No.33014)

Yukon Gear Replacement Inner Slinger For Dana 60, 33014

from

$9.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.
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USA Standard Gear – USA Standard Gear Differential Cross Pin, 17011 (Part No.17011)

USA Standard Gear Differential Cross Pin, 17011

from

$26.99
Spartan spring & pin kit, fits smaller designs.
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Yukon Gear – Yukon Gear Replacement Outer Oil Slinger For Dana 60, 70, 70U & 70HD, 33019 (Part No.33019)

Yukon Gear Replacement Outer Oil Slinger For Dana 60, 70, 70U & 70HD, 33019

from

$5.99
The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly locker is a mechanical locking differential. It features a forged case and 8620 internals for maximum strength. It’s patented design reduces common locker failures. All units assembled in the USA! All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000!
See More

Most Popular Posi Units and Components for 1973 Dodge Darts

Enhance your 1973 Dodge Dart with one of the 6 Posi Units and Components we have in stock, starting at just $5.99.

Yukon Gear – Yukon Gear Replacement Inner Slinger For Dana 60, 33014 (Part No.33014)

Yukon Gear Replacement Inner Slinger For Dana 60, 33014

from

$9.99
Yukon Ring & Pinion sets give you the confidence of knowing you’re running gears designed for the harshest of conditions. Whether it’s on the street, off-road, or at the track; Yukon ring & pinion sets deliver unrivaled performance & quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up. All Yukon ring & pinion sets come standard with a one-year warranty.
See More

Yukon Gear – Yukon Gear Replacement Outer Oil Slinger For Dana 60, 70, 70U & 70HD, 33019 (Part No.33019)

Yukon Gear Replacement Outer Oil Slinger For Dana 60, 70, 70U & 70HD, 33019

from

$5.99
The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly locker is a mechanical locking differential. It features a forged case and 8620 internals for maximum strength. It’s patented design reduces common locker failures. All units assembled in the USA! All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000!
See More

USA Standard Gear – USA Standard Gear Differential Cross Pin, 17011 (Part No.17011)

USA Standard Gear Differential Cross Pin, 17011

from

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

Yukon Gear – Yukon Gear Grizzly Locker For Dana 60, 4.10 & Down, 40 Spline, 28024 (Part No.28024)

Yukon Gear Grizzly Locker For Dana 60, 4.10 & Down, 40 Spline, 28024

from

$1145.99
The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly locker is a mechanical locking differential. It features a forged case and 8620 internals for maximum strength. It’s patented design reduces common locker failures. All units assembled in the USA! All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000! This is a narrow case locker. If you have a wide housing, please order two DS 42563 with your locker. This locker is ABS compatible.
See More

USA Standard Gear – "USA Standard Gear Power Lok Positraction for Chrysler 8.75"", 59027" (Part No.59027)

"USA Standard Gear Power Lok Positraction for Chrysler 8.75"", 59027"

from

$1015.00
“USA Standard Gear Power Lok posi for Chrysler 8.75″”, smooth design”
See More

Motive Gear – Motive Gear Differential Spool, FSD60-35H (Part No.FSD60-35H)

Motive Gear Differential Spool, FSD60-35H

from

$186.99
Motive Gear Differential Spool, FSD60-35H.
See More

FAQs for 1973 Dodge Dart Engine Additives

What are the best-selling Engine Additives for 1973 Dodge Darts?

Out of 6 Engine Additives that fit 1973 Dodge Darts, the following parts are the top sellers:

What’s the price range for 1973 Dodge Dart Engine Additives?

The prices of Engine Additives for the 1973 Dodge Dart range from $5.99 up to $1,145.99 for the most premium parts.

What is the average price of an Engine Additive for a 1973 Dodge Dart?

The average price for Engine Additives for the 1973 Dodge Dart is $398.49. 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 Dodge Dart model years?

Yes, we carry Engine Additives for 14 model years of Dodge Darts between 1961 and 1976. The following model years are the most popular for Engine Additive purchases: 1976, 1975, 1974, 1972, 1971, 1970, 1961, 1963, and 1962.

What are the cheapest Engine Additives for my 1973 Dodge Dart?

Does Advance Auto Parts sell Engine Additives for any other 1973 Dodge models?

Yes. We stock Engine Additives for 13 other popular 1973 Dodge models. Some of the most popular are 1973 Charger Engine Additives, 1973 Challenger Engine Additives, 1973 Monaco Engine Additives, 1973 Coronet Engine Additives, and 1973 Polara Engine Additives.

What types of Engine Additives do you sell for my 1973 Dodge Dart?

We currently have just 1 Engine Additive in stock for a 1973 Dodge Dart, and as of 8/2/26, it is a Posi Units and Component.

Can I get help with 1973 Dodge Dart Engine Additive orders?

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

What is your return policy for Dodge Dart Engine Additives?

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