1973 Buick Riviera Engine Internals

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Keep Your 1973 Buick Riviera 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 1973 Buick Riviera looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Oversized Main Bearings, Standard Piston Rings, and Oversized Individual Rod Bearing. 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 Buick Riviera Engine Internal at Advance Auto Parts is around $86.31, with a range that starts at $11.49 and goes up to $123.99. With 11 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Sealed Power Engine Connecting Rod Bearing Set, 8-3320CP 20, Sealed Power Engine Crankshaft Main Bearing Set, 4664M, and Sealed Power Engine Crankshaft Main Bearing Set, 4664M 10 start at just $66.99 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 1973 Buick Riviera in peak condition, inside and out.

Essential 1973 Buick Riviera Engine Internals

Sealed Power – Sealed Power Engine Connecting Rod Bearing Set, 6-3760A 1 (Part No.6-3760A 1)

Sealed Power Engine Connecting Rod Bearing Set, 6-3760A 1

from

$42.99
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, 6-3760A 10 (Part No.6-3760A 10)

Sealed Power Engine Connecting Rod Bearing Set, 6-3760A 10

from

$42.99
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, 8-3320CP 10 (Part No.8-3320CP 10)

Sealed Power Engine Connecting Rod Bearing Set, 8-3320CP 10

from

$64.99
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 Connecting Rod Bearing Set, 6-3760A (Part No.6-3760A)

Sealed Power Engine Connecting Rod Bearing Set, 6-3760A

from

$50.99
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, 8-3320CP 20 (Part No.8-3320CP 20)

Sealed Power Engine Connecting Rod Bearing Set, 8-3320CP 20

from

$66.99
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 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

National – National Shaft Repair Sleeve, 99196 (Part No.99196)

National Shaft Repair Sleeve, 99196

from

$34.49
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.
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Schaeffler – Schaeffler Repair Sleeve, SR3506 (Part No.SR3506)

Schaeffler Repair Sleeve, SR3506

from

$39.99
The FAG repair sleeve is a precision element that provides additional sealing for damaged shafts. Made of heat-treated stainless steel, the FAG repair sleeve signifcantly increases the life of the shaft and prevents premature wear. Since no shaft removal or machining is required during the repair, the repair sleeve is a cost effective repair solution to protect damaged surfaces.
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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-289K (Part No.E-289K)

Sealed Power Engine Piston Ring Set, E-289K

from

$119.99
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-288K 30 (Part No.E-288K 30)

Sealed Power Engine Piston Ring Set, E-288K 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 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

Sealed Power – Sealed Power Engine Piston Ring Set, E-434K (Part No.E-434K)

Sealed Power Engine Piston Ring Set, E-434K

from

$124.99
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-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 Connecting Rod Bearing, 3760A 1 (Part No.3760A 1)

Sealed Power Engine Connecting Rod Bearing, 3760A 1

from

$4.99
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, 3760A 20 (Part No.3760A 20)

Sealed Power Engine Connecting Rod Bearing, 3760A 20

from

$6.79
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, 2500RAA 10 (Part No.2500RAA 10)

Sealed Power Engine Connecting Rod Bearing, 2500RAA 10

from

$9.19
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, 3320CP 10 (Part No.3320CP 10)

Sealed Power Engine Connecting Rod Bearing, 3320CP 10

from

$11.49
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 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 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, 4664M 30 (Part No.4664M 30)

Sealed Power Engine Crankshaft Main Bearing Set, 4664M 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

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, 4664M 10 (Part No.4664M 10)

Sealed Power Engine Crankshaft Main Bearing Set, 4664M 10

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

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, 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, 4418M 30 (Part No.4418M 30)

Sealed Power Engine Crankshaft Main Bearing Set, 4418M 30

from

$99.99
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 Main Bearing Set, 157M 10 (Part No.157M 10)

Sealed Power Main Bearing Set, 157M 10

from

$123.99
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

Most Popular Oversized Main Bearings for 1973 Buick Rivieras

Enhance your 1973 Buick Riviera with one of the 5 Oversized Main Bearings we have in stock, starting at just $102.99.

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4664M (Part No.4664M)

Sealed Power Engine Crankshaft Main Bearing Set, 4664M

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

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4664M 10 (Part No.4664M 10)

Sealed Power Engine Crankshaft Main Bearing Set, 4664M 10

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

Sealed Power – Sealed Power Main Bearing Set, 157M 10 (Part No.157M 10)

Sealed Power Main Bearing Set, 157M 10

from

$123.99
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, 4664M 30 (Part No.4664M 30)

Sealed Power Engine Crankshaft Main Bearing Set, 4664M 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

Sealed Power – Sealed Power Engine Crankshaft Main Bearing Set, 4664M 20 (Part No.4664M 20)

Sealed Power Engine Crankshaft Main Bearing Set, 4664M 20

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

Best-Selling 1973 Buick Riviera Standard Piston Rings

Upgrade your Riviera with one of our 2 best-selling Standard Piston Rings.

Sealed Power – Sealed Power Engine Piston Ring Set, E-289K 30 (Part No.E-289K 30)

Sealed Power Engine Piston Ring Set, E-289K 30

from

$109.99
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-289K (Part No.E-289K)

Sealed Power Engine Piston Ring Set, E-289K

from

$119.99
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

Top-Quality Oversized Individual Rod Bearing for 1973 Buick Rivieras

Choose a high-quality OEM or aftermarket Oversized Individual Rod Bearing for Buick Rivieras and enjoy top-notch performance from $11.49.

Sealed Power – Sealed Power Engine Connecting Rod Bearing, 3320CP 10 (Part No.3320CP 10)

Sealed Power Engine Connecting Rod Bearing, 3320CP 10

from

$11.49
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

Our Top Pick for a 1973 Buick Riviera Standard Rod Bearing Set

Invest in a durable Standard Rod Bearing Set for your 1973 Buick, knowing you’re getting trusted brands and expert craftsmanship.

Sealed Power – Sealed Power Engine Connecting Rod Bearing Set, 8-3320CP 10 (Part No.8-3320CP 10)

Sealed Power Engine Connecting Rod Bearing Set, 8-3320CP 10

from

$64.99
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

Our Oversized Rod Bearing Set for 1973 Buick Rivieras

Make a smart move for your 1973 Buick Riviera with our Oversized Rod Bearing Set for $66.99.

Sealed Power – Sealed Power Engine Connecting Rod Bearing Set, 8-3320CP 20 (Part No.8-3320CP 20)

Sealed Power Engine Connecting Rod Bearing Set, 8-3320CP 20

from

$66.99
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 1973 Buick Riviera Engine Internals

What are the best-selling Engine Internals for 1973 Buick Rivieras?

Out of 11 Engine Internals that fit 1973 Buick Rivieras, the following parts are the top sellers:

What’s the price range for 1973 Buick Riviera Engine Internals?

The prices of Engine Internals for the 1973 Buick Riviera range from $11.49 up to $123.99 for the most premium parts.

What is the average price of an Engine Internal for a 1973 Buick Riviera?

The average price for Engine Internals for the 1973 Buick Riviera is $86.31. 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 Buick Riviera model years?

Yes, we carry Engine Internals for 34 model years of Buick Rivieras between 1963 and 1999. The following model years are the most popular for Engine Internal purchases: 1999, 1998, 1997, 1996, 1995, 1993, 1992, 1991, and 1990.

What are the cheapest Engine Internals for my 1973 Buick Riviera?

The cheapest 1973 Buick Riviera Engine Internals we carry are:

Does Advance Auto Parts sell Engine Internals for any other 1973 Buick models?

Yes. We stock Engine Internals for 6 other popular 1973 Buick models. Some of the most popular are 1973 Regal Engine Internals, 1973 Century Engine Internals, 1973 LeSabre Engine Internals, 1973 Electra Engine Internals, and 1973 Estate Wagon Engine Internals.

What types of Engine Internals do you sell for my 1973 Buick Riviera?

As of 8/2/26, these are some of the most in-demand types of Engine Internals for a 1973 Buick Riviera:

Can I get help with 1973 Buick Riviera Engine Internal orders?

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

What is your return policy for Buick Riviera Engine Internals?

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