1979 Cadillac Eldorado Engine Internals

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Keep Your 1979 Cadillac Eldorado in Top Shape with Quality Engine Internals

Whether you’re repairing or upgrading your Engine Internal, using high-quality parts is key to keeping your 1979 Cadillac Eldorado looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Main Bearings, Crankshaft Seals, and Standard Individual Rod Bearings. 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 1979 Cadillac Eldorado Engine Internal at Advance Auto Parts is around $59.68, with a range that starts at $9.39 and goes up to $129.99. With 14 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like National Engine Crankshaft Seal, 472082, Sealed Power Engine Crankshaft Main Bearing Set, 4281M, and Sealed Power Engine Piston Ring Set, E-297X start at just $18.29 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Internal, don’t forget to check out other key components like Engine Gaskets and Seals and Engine Timing Parts. At Advance Auto Parts, we’re here to help you keep your 1979 Cadillac Eldorado in peak condition, inside and out.

Essential 1979 Cadillac Eldorado Engine Internals

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 7319MA (Part No.7319MA)

Sealed Power Engine Crankshaft Main Bearing Set, 7319MA

from

$99.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 7256MA (Part No.7256MA)

Sealed Power Engine Crankshaft Main Bearing Set, 7256MA

from

$74.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 7046MA (Part No.7046MA)

Sealed Power Engine Crankshaft Main Bearing Set, 7046MA

from

$68.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4281M (Part No.4281M)

Sealed Power Engine Crankshaft Main Bearing Set, 4281M

from

$129.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Connecting Rod Bearing, 2120CP 10 (Part No.2120CP 10)

Sealed Power Engine Connecting Rod Bearing, 2120CP 10

from

$30.49
Sealed Power® Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.
See More

Sealed Power – Sealed Power Engine Connecting Rod Bearing, 3345P 20 (Part No.3345P 20)

Sealed Power Engine Connecting Rod Bearing, 3345P 20

from

$18.29
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Connecting Rod Bearing, 2120CP 30 (Part No.2120CP 30)

Sealed Power Engine Connecting Rod Bearing, 2120CP 30

from

$30.49
Sealed Power® Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.
See More

Sealed Power – Sealed Power Engine Connecting Rod Bearing, 2120CP (Part No.2120CP)

Sealed Power Engine Connecting Rod Bearing, 2120CP

from

$30.49
Sealed Power® Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.
See More

National – National Multi-Purpose Seal, 710555 (Part No.710555)

National Multi-Purpose Seal, 710555

from

$30.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
See More

National – National Engine Crankshaft Seal, 472082 (Part No.472082)

National Engine Crankshaft Seal, 472082

from

$18.29
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
See More

National – National Engine Crankshaft Seal, 5118 (Part No.5118)

National Engine Crankshaft Seal, 5118

from

$42.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
See More

National – National Engine Crankshaft Seal, 5072 (Part No.5072)

National Engine Crankshaft Seal, 5072

from

$33.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
See More

Victor Reinz – Victor Reinz Engine Crankshaft Seal Kit, 19-10084-01 (Part No.19-10084-01)

Victor Reinz Engine Crankshaft Seal Kit, 19-10084-01

from

$26.49
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.
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Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4294M 20 (Part No.4294M 20)

Sealed Power Engine Crankshaft Main Bearing Set, 4294M 20

from

$90.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4906MA 30 (Part No.4906MA 30)

Sealed Power Engine Crankshaft Main Bearing Set, 4906MA 30

from

$129.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4281M 30 (Part No.4281M 30)

Sealed Power Engine Crankshaft Main Bearing Set, 4281M 30

from

$85.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 7046MA .25MM (Part No.7046MA .25MM)

Sealed Power Engine Crankshaft Main Bearing Set, 7046MA .25MM

from

$65.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4294M 10 (Part No.4294M 10)

Sealed Power Engine Crankshaft Main Bearing Set, 4294M 10

from

$96.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Connecting Rod Bearing Set, 8-3345P 10 (Part No.8-3345P 10)

Sealed Power Engine Connecting Rod Bearing Set, 8-3345P 10

from

$112.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Connecting Rod Bearing Set, 8-3045A 10 (Part No.8-3045A 10)

Sealed Power Engine Connecting Rod Bearing Set, 8-3045A 10

from

$58.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Connecting Rod Bearing Set, 6-3755A 30 (Part No.6-3755A 30)

Sealed Power Engine Connecting Rod Bearing Set, 6-3755A 30

from

$40.49
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Connecting Rod Bearing Set, 8-3345P 20 (Part No.8-3345P 20)

Sealed Power Engine Connecting Rod Bearing Set, 8-3345P 20

from

$99.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Piston Ring Set, E-290X (Part No.E-290X)

Sealed Power Engine Piston Ring Set, E-290X

from

$96.99
Sealed Power® Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.
See More

Sealed Power – Sealed Power Engine Piston Ring Set, E-251KC (Part No.E-251KC)

Sealed Power Engine Piston Ring Set, E-251KC

from

$71.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Piston Ring Set, E-251KC 40 (Part No.E-251KC 40)

Sealed Power Engine Piston Ring Set, E-251KC 40

from

$69.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Piston Ring Set, WE-251K (Part No.WE-251K)

Sealed Power Engine Piston Ring Set, WE-251K

from

$22.49
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Piston Ring Set, E-408K 40 (Part No.E-408K 40)

Sealed Power Engine Piston Ring Set, E-408K 40

from

$94.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Piston Ring Set, E-251K 40 (Part No.E-251K 40)

Sealed Power Engine Piston Ring Set, E-251K 40

from

$91.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Most Popular Main Bearing for 1979 Cadillac Eldorados

Enhance your 1979 Cadillac Eldorado with this popular Main Bearing we have in stock, for $129.99.

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4281M (Part No.4281M)

Sealed Power Engine Crankshaft Main Bearing Set, 4281M

from

$129.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Best-Selling 1979 Cadillac Eldorado Crankshaft Seals

Upgrade your Eldorado with one of our 2 best-selling Crankshaft Seals.

National – National Engine Crankshaft Seal, 472082 (Part No.472082)

National Engine Crankshaft Seal, 472082

from

$18.29
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
See More

National – National Engine Crankshaft Seal, 5118 (Part No.5118)

National Engine Crankshaft Seal, 5118

from

$42.49
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
See More

Top-Quality Standard Individual Rod Bearings for 1979 Cadillac Eldorados

Choose a high-quality OEM or aftermarket Standard Individual Rod Bearing for Cadillac Eldorados and enjoy top-notch performance from $9.39.

Sealed Power – Sealed Power Engine Connecting Rod Bearing, 3045A (Part No.3045A)

Sealed Power Engine Connecting Rod Bearing, 3045A

from

$10.79
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Connecting Rod Bearing, 3045A 10 (Part No.3045A 10)

Sealed Power Engine Connecting Rod Bearing, 3045A 10

from

$9.39
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Top Picks for 1979 Cadillac Eldorado Oversized Main Bearings

Invest in one of our 6 durable Oversized Main Bearings for your 1979 Cadillac, knowing you’re getting trusted brands and expert craftsmanship.

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4294M 20 (Part No.4294M 20)

Sealed Power Engine Crankshaft Main Bearing Set, 4294M 20

from

$90.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4281M 10 (Part No.4281M 10)

Sealed Power Engine Crankshaft Main Bearing Set, 4281M 10

from

$85.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4294M 10 (Part No.4294M 10)

Sealed Power Engine Crankshaft Main Bearing Set, 4294M 10

from

$96.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4294M (Part No.4294M)

Sealed Power Engine Crankshaft Main Bearing Set, 4294M

from

$93.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4294M 30 (Part No.4294M 30)

Sealed Power Engine Crankshaft Main Bearing Set, 4294M 30

from

$90.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4281M 30 (Part No.4281M 30)

Sealed Power Engine Crankshaft Main Bearing Set, 4281M 30

from

$85.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
See More

Standard Piston Rings for 1979 Cadillac Eldorados

Make a smart move for your 1979 Cadillac Eldorado with products all priced from $58.99 to $102.99.

Sealed Power – Sealed Power Engine Piston Ring Set, E-297X (Part No.E-297X)

Sealed Power Engine Piston Ring Set, E-297X

from

$58.99
Sealed Power® Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.
See More

Sealed Power – Sealed Power Engine Piston Ring Set, E-297K 30 (Part No.E-297K 30)

Sealed Power Engine Piston Ring Set, E-297K 30

from

$102.99
Sealed Power® Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.
See More

FAQs for 1979 Cadillac Eldorado Engine Internals

What are the best-selling Engine Internals for 1979 Cadillac Eldorados?

Out of 14 Engine Internals that fit 1979 Cadillac Eldorados, the following parts are the top sellers:

What’s the price range for 1979 Cadillac Eldorado Engine Internals?

The prices of Engine Internals for the 1979 Cadillac Eldorado range from $9.39 up to $129.99 for the most premium parts.

What is the average price of an Engine Internal for a 1979 Cadillac Eldorado?

The average price for Engine Internals for the 1979 Cadillac Eldorado is $59.68. Keep in mind the variety of part types within our Engine Internal 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 Internals for other Cadillac Eldorado model years?

Yes, we carry Engine Internals for 45 model years of Cadillac Eldorados between 1956 and 2002. The following model years are the most popular for Engine Internal purchases: 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, and 1994.

What are the cheapest Engine Internals for my 1979 Cadillac Eldorado?

The cheapest 1979 Cadillac Eldorado Engine Internals we carry are:

Does Advance Auto Parts sell Engine Internals for any other 1979 Cadillac models?

Yes. We stock Engine Internals for 3 other popular 1979 Cadillac models. Some of the most popular are 1979 DeVille Engine Internals, 1979 Seville Engine Internals, 1979 Fleetwood Engine Internals, and 1979 Commercial Chassis Engine Internals.

What types of Engine Internals do you sell for my 1979 Cadillac Eldorado?

As of 8/2/26, these are some of the most in-demand types of Engine Internals for a 1979 Cadillac Eldorado:

Can I get help with 1979 Cadillac Eldorado Engine Internal orders?

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

What is your return policy for Cadillac Eldorado Engine Internals?

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