1981 Oldsmobile Cutlass Supreme Engine Internals

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Keep Your 1981 Oldsmobile Cutlass Supreme 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 1981 Oldsmobile Cutlass Supreme looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Standard Individual Rod Bearings, Standard Rod Bearing Sets, and Oversized Main 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 1981 Oldsmobile Cutlass Supreme Engine Internal at Advance Auto Parts is around $54.14, with a range that starts at $3.25 and goes up to $129.99. With 19 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 Connecting Rod Bearing Set, 6-3755A 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 1981 Oldsmobile Cutlass Supreme in peak condition, inside and out.

Essential 1981 Oldsmobile Cutlass Supreme Engine Internals

Driveworks – Driveworks Crankshaft Seal, S-710162 (Part No.S-710162)

Driveworks Crankshaft Seal, S-710162

from

$11.49
Driveworks Crankshaft Seal, S-710162.
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Driveworks – Driveworks Oil Seal, S-4359V (Part No.S-4359V)

Driveworks Oil Seal, S-4359V

from

$15.99
Value-priced seal meets all cataloged application requirements.
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National – National Engine Crankshaft Seal, 5274 (Part No.5274)

National Engine Crankshaft Seal, 5274

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

National – National Multi-Purpose Seal, 5273 (Part No.5273)

National Multi-Purpose Seal, 5273

from

$31.49
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

Sealed Power – Sealed Power Engine Connecting Rod Bearing Set, 8-2555CP (Part No.8-2555CP)

Sealed Power Engine Connecting Rod Bearing Set, 8-2555CP

from

$95.99
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.
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Sealed Power – Sealed Power Engine Connecting Rod Bearing Set, 8-3345P 40 (Part No.8-3345P 40)

Sealed Power Engine Connecting Rod Bearing Set, 8-3345P 40

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.
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Sealed Power – Sealed Power Engine Connecting Rod Bearing Set, 8-3345P 30 (Part No.8-3345P 30)

Sealed Power Engine Connecting Rod Bearing Set, 8-3345P 30

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 Connecting Rod Bearing Set, 6-3755A (Part No.6-3755A)

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

from

$43.99
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, 2020CP 10 (Part No.2020CP 10)

Sealed Power Engine Connecting Rod Bearing, 2020CP 10

from

$6.99
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, 2555A (Part No.2555A)

Sealed Power Engine Connecting Rod Bearing, 2555A

from

$6.89
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.
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Sealed Power – Sealed Power Engine Connecting Rod Bearing, 2500RAA (Part No.2500RAA)

Sealed Power Engine Connecting Rod Bearing, 2500RAA

from

$9.69
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.
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Sealed Power – Sealed Power Engine Connecting Rod Bearing, 2555CP (Part No.2555CP)

Sealed Power Engine Connecting Rod Bearing, 2555CP

from

$8.89
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

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 Crankshaft Main Bearing Set, 4124MA (Part No.4124MA)

Sealed Power Engine Crankshaft Main Bearing Set, 4124MA

from

$73.99
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, 8-2555CP 10 (Part No.8-2555CP 10)

Sealed Power Engine Connecting Rod Bearing Set, 8-2555CP 10

from

$79.99
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, 6-4020A .75MM (Part No.6-4020A .75MM)

Sealed Power Engine Connecting Rod Bearing Set, 6-4020A .75MM

from

$43.49
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, 6-2020CP 10 (Part No.6-2020CP 10)

Sealed Power Engine Connecting Rod Bearing Set, 6-2020CP 10

from

$48.49
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, 8-2555A 20X2 (Part No.8-2555A 20X2)

Sealed Power Engine Connecting Rod Bearing Set, 8-2555A 20X2

from

$78.99
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, 8-2555CP 1 (Part No.8-2555CP 1)

Sealed Power Engine Connecting Rod Bearing Set, 8-2555CP 1

from

$156.99
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, 6-2020CP 30 (Part No.6-2020CP 30)

Sealed Power Engine Connecting Rod Bearing Set, 6-2020CP 30

from

$45.99
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 Main Bearing Set, 139M 10 (Part No.139M 10)

Sealed Power Main Bearing Set, 139M 10

from

$89.99
Speed-Pro delivers the power you need and the value and quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro to provide the best value in HP engine components
See More

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4663M 2 (Part No.4663M 2)

Sealed Power Engine Crankshaft Main Bearing Set, 4663M 2

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 Crankshaft Main Bearing Set, 4663M 1 (Part No.4663M 1)

Sealed Power Engine Crankshaft Main Bearing Set, 4663M 1

from

$66.99
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, 4663M 30 (Part No.4663M 30)

Sealed Power Engine Crankshaft Main Bearing Set, 4663M 30

from

$62.99
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, 7144MA 40 (Part No.7144MA 40)

Sealed Power Engine Crankshaft Main Bearing Set, 7144MA 40

from

$59.99
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, 4124MA 10 (Part No.4124MA 10)

Sealed Power Engine Crankshaft Main Bearing Set, 4124MA 10

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, 4663M (Part No.4663M)

Sealed Power Engine Crankshaft Main Bearing Set, 4663M

from

$60.99
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 Standard Individual Rod Bearings for 1981 Oldsmobile Cutlass Supremes

Enhance your 1981 Oldsmobile Cutlass Supreme with one of the 3 Standard Individual Rod Bearings we have in stock, starting at just $6.29.

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

Sealed Power – Sealed Power Engine Connecting Rod Bearing, 3755A (Part No.3755A)

Sealed Power Engine Connecting Rod Bearing, 3755A

from

$6.29
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

Best-Selling 1981 Oldsmobile Cutlass Supreme Standard Rod Bearing Set

Upgrade your Cutlass Supreme with our best-selling Standard Rod Bearing Set.

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

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

from

$43.99
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

Top-Quality Oversized Main Bearings for 1981 Oldsmobile Cutlass Supremes

Choose a high-quality OEM or aftermarket Oversized Main Bearing for Oldsmobile Cutlass Supremes and enjoy top-notch performance from $59.99.

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, 7144MA (Part No.7144MA)

Sealed Power Engine Crankshaft Main Bearing Set, 7144MA

from

$62.99
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 Main Bearing Set, 107M 1 (Part No.107M 1)

Sealed Power Main Bearing Set, 107M 1

from

$97.99
Speed-Pro delivers the power you need and the value and quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro to provide the best value in HP engine components
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

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 7144MA 40 (Part No.7144MA 40)

Sealed Power Engine Crankshaft Main Bearing Set, 7144MA 40

from

$59.99
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, 7144MA 30 (Part No.7144MA 30)

Sealed Power Engine Crankshaft Main Bearing Set, 7144MA 30

from

$59.99
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

Top Picks for 1981 Oldsmobile Cutlass Supreme Crankshaft Seals

Invest in one of our 2 durable Crankshaft Seals for your 1981 Oldsmobile, knowing you’re getting trusted brands and expert craftsmanship.

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

Our Main Bearings for 1981 Oldsmobile Cutlass Supremes

Make a smart move for your 1981 Oldsmobile Cutlass Supreme with our Main Bearing 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

FAQs for 1981 Oldsmobile Cutlass Supreme Engine Internals

What are the best-selling Engine Internals for 1981 Oldsmobile Cutlass Supremes?

Out of 19 Engine Internals that fit 1981 Oldsmobile Cutlass Supremes, the following parts are the top sellers:

What’s the price range for 1981 Oldsmobile Cutlass Supreme Engine Internals?

The prices of Engine Internals for the 1981 Oldsmobile Cutlass Supreme range from $3.25 up to $129.99 for the most premium parts.

What is the average price of an Engine Internal for a 1981 Oldsmobile Cutlass Supreme?

The average price for Engine Internals for the 1981 Oldsmobile Cutlass Supreme is $54.14. 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 Oldsmobile Cutlass Supreme model years?

Yes, we carry Engine Internals for 29 model years of Oldsmobile Cutlass Supremes between 1967 and 1997. The following model years are the most popular for Engine Internal purchases: 1997, 1996, 1995, 1994, 1993, 1992, 1991, 1990, and 1989.

What are the cheapest Engine Internals for my 1981 Oldsmobile Cutlass Supreme?

The cheapest 1981 Oldsmobile Cutlass Supreme Engine Internals we carry are:

Does Advance Auto Parts sell Engine Internals for any other 1981 Oldsmobile models?

Yes. We stock Engine Internals for 7 other popular 1981 Oldsmobile models. Some of the most popular are 1981 Cutlass Engine Internals, 1981 98 Engine Internals, 1981 Delta 88 Engine Internals, 1981 Toronado Engine Internals, and 1981 Custom Cruiser Engine Internals.

What types of Engine Internals do you sell for my 1981 Oldsmobile Cutlass Supreme?

As of 8/2/26, these are some of the most in-demand types of Engine Internals for a 1981 Oldsmobile Cutlass Supreme:

Can I get help with 1981 Oldsmobile Cutlass Supreme Engine Internal orders?

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

What is your return policy for Oldsmobile Cutlass Supreme Engine Internals?

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