1980 Mercury Bobcat Engine Internals

Keep Your 1980 Mercury Bobcat 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 1980 Mercury Bobcat looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Standard Rod Bearing Sets, Standard Individual Rod Bearings, and Standard Piston Rings. 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.

Top-Rated Engine Internals from Trusted Brands

Looking for a reliable Engine Internal? We’ve got you covered with options from brands you know and trust like Sealed Power. For example, Sealed Power Engine Internals start at just $37.99 with an average 4.3 star rating. With over 2 reviews and a solid 4 star average, you can shop with confidence knowing other Mercury Bobcat owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1980 Mercury Bobcat Engine Internal at Advance Auto Parts is around $45.11, with a range that starts at $6.79 and goes up to $95.99. With 11 options in stock from 3 trusted brands, finding the right fit is easy. Popular picks like Engine Connecting Rod Bearing Set, Engine Piston Ring Set, and Engine Crankshaft Main Bearing Set start at just $35.99 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 1980 Mercury Bobcat in peak condition, inside and out.

Essential 1980 Mercury Bobcat Engine Internals

Sealed Power – Engine Piston Ring Set (Part No.E-352X)

Engine Piston Ring Set

from

$35.99
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.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-351X)

Engine Piston Ring Set

from

$56.99
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.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4979M .25MM)

Engine Crankshaft Main Bearing Set

from

$47.49
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.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength – provides conformability required for older applications
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Main Bearing Set (Part No.127M 10)

Main Bearing Set

from

$95.99
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

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • IROX coating
  • Polymer coating enhances bearing
  • Made with silicon for greater surface hardness
  • Silicon particles help polish crankshaft journal (reduces wear during operation)
See More

Sealed Power – Main Bearing Set (Part No.127M)

Main Bearing Set

from

$91.99
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

Product Features:
  • H14 Super Duty alloy material
  • Best bronze alloy material
  • Does not have flash tin plating
  • Extreme fatigue resistance & strength
  • 3/4 Grooved
  • Silicon particles help polish crankshaft journal (reduces wear during operation)
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4979M)

Engine Crankshaft Main Bearing Set

from

$77.99
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.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength – provides conformability required for older applications
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.3055CP)

Engine Connecting Rod Bearing

from

$12.29
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.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.3545A .25MM)

Engine Connecting Rod Bearing

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.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Dramatically reduces or eliminates bearing wear
  • Made with silicon to provide greater surface hardness
  • Silicon particles help polish crankshaft journal to further reduce wear during operation
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.3545A)

Engine Connecting Rod Bearing

from

$7.99
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.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Dramatically reduces or eliminates bearing wear
  • Made with silicon to provide greater surface hardness
  • Silicon particles help polish crankshaft journal to further reduce wear during operation
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-3055CP 10)

Engine Connecting Rod Bearing Set

from

$30.99
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.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-3055CP)

Engine Connecting Rod Bearing Set

from

$70.99
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.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.4-3545A)

Engine Connecting Rod Bearing Set

from

$41.49
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.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Dramatically reduces or eliminates bearing wear
  • Made with silicon to provide greater surface hardness
  • Silicon particles help polish crankshaft journal to further reduce wear during operation
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-3055CP 30)

Engine Connecting Rod Bearing Set

from

$28.99
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.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.4-3545A .25MM)

Engine Connecting Rod Bearing Set

from

$37.99
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.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Dramatically reduces or eliminates bearing wear
  • Made with silicon to provide greater surface hardness
  • Silicon particles help polish crankshaft journal to further reduce wear during operation
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-3055CP 20)

Engine Connecting Rod Bearing Set

from

$31.99
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.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

National – Engine Crankshaft Seal (Part No.5288)

Engine Crankshaft Seal

from

$20.99
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.

Product Features:
  • Design type: springless; multi-lip
  • Temperature range: -100 Deg. F to 450 Deg. F / -73 Deg. C to 232 Deg.
  • Excellent dry running capabilities
  • Low coefficient of friction
  • Delivers quality and reliable performance for every type of repair
See More

Felpro – Engine Crankshaft Seal Kit (Part No.BS 30136)

Engine Crankshaft Seal Kit

from

$18.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
See More

National – Engine Crankshaft Seal (Part No.5108)

Engine Crankshaft Seal

from

$33.49
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.

Product Features:
  • Design type: split-lip; 2-piece
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

National – Multi-Purpose Seal (Part No.473560N)

Multi-Purpose Seal

from

$12.29
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.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Most Popular Standard Rod Bearing Sets for 1980 Mercury Bobcats

Enhance your 1980 Mercury Bobcat with one of the 2 Standard Rod Bearing Sets we have in stock, starting at just $37.99.

Sealed Power – Engine Connecting Rod Bearing Set (Part No.4-3545A .25MM)

Engine Connecting Rod Bearing Set

from

$37.99
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.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Dramatically reduces or eliminates bearing wear
  • Made with silicon to provide greater surface hardness
  • Silicon particles help polish crankshaft journal to further reduce wear during operation
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.4-3545A)

Engine Connecting Rod Bearing Set

from

$41.49
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.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Dramatically reduces or eliminates bearing wear
  • Made with silicon to provide greater surface hardness
  • Silicon particles help polish crankshaft journal to further reduce wear during operation
  • Utilizes ISO & QS certified manufacturing
See More

Best-Selling 1980 Mercury Bobcat Standard Individual Rod Bearings

Upgrade your Bobcat with one of our 2 best-selling Standard Individual Rod Bearings.

Sealed Power – Engine Connecting Rod Bearing (Part No.3545A)

Engine Connecting Rod Bearing

from

$7.99
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.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Dramatically reduces or eliminates bearing wear
  • Made with silicon to provide greater surface hardness
  • Silicon particles help polish crankshaft journal to further reduce wear during operation
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.3545A .25MM)

Engine Connecting Rod Bearing

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.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Dramatically reduces or eliminates bearing wear
  • Made with silicon to provide greater surface hardness
  • Silicon particles help polish crankshaft journal to further reduce wear during operation
  • Utilizes ISO & QS certified manufacturing
See More

Top-Quality Standard Piston Rings for 1980 Mercury Bobcats

Choose a high-quality OEM or aftermarket Standard Piston Ring for Mercury Bobcats and enjoy top-notch performance from $35.99.

Sealed Power – Engine Piston Ring Set (Part No.E-352X)

Engine Piston Ring Set

from

$35.99
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.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Top Picks for 1980 Mercury Bobcat Crankshaft Seals

Invest in one of our 2 durable Crankshaft Seals for your 1980 Mercury, knowing you’re getting trusted brands and expert craftsmanship.

Felpro – Engine Crankshaft Seal Kit (Part No.BS 30136)

Engine Crankshaft Seal Kit

from

$18.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
See More

National – Engine Crankshaft Seal (Part No.5108)

Engine Crankshaft Seal

from

$33.49
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.

Product Features:
  • Design type: split-lip; 2-piece
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Oversized Main Bearings for 1980 Mercury Bobcats

Make a smart move for your 1980 Mercury Bobcat with products all priced from $47.49 to $95.99.

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4979M)

Engine Crankshaft Main Bearing Set

from

$77.99
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.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength – provides conformability required for older applications
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4979M .25MM)

Engine Crankshaft Main Bearing Set

from

$47.49
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.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength – provides conformability required for older applications
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Main Bearing Set (Part No.127M 10)

Main Bearing Set

from

$95.99
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

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • IROX coating
  • Polymer coating enhances bearing
  • Made with silicon for greater surface hardness
  • Silicon particles help polish crankshaft journal (reduces wear during operation)
See More

Sealed Power – Main Bearing Set (Part No.127M)

Main Bearing Set

from

$91.99
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

Product Features:
  • H14 Super Duty alloy material
  • Best bronze alloy material
  • Does not have flash tin plating
  • Extreme fatigue resistance & strength
  • 3/4 Grooved
  • Silicon particles help polish crankshaft journal (reduces wear during operation)
See More

Top-Rated Engine Internal Brands For Your 1980 Mercury Bobcat

When it comes to finding the perfect Engine Internal for your 1980 Mercury Bobcat, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 3 trusted brands. We carry the most popular Engine Internal brands including Sealed Power, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $37.99. Purchasing a Engine Internal from us here at Advance Auto Parts is a smart move for both you and your 1980 Mercury Bobcat, providing peace of mind with parts that meet or exceed OEM standards.

Popular Sealed Power 1980 Mercury Bobcat Engine Internals

If you’re looking for a top-quality Engine Internal for your 1980 Mercury Bobcat, Advance Auto Parts has exactly what you need with our selection of Sealed Power Engine Internals. We have 1 Sealed Power Engine Internals in stock for this fitment, all known for their durability and precision fit. With prices starting at just $37.99, you’ll find the perfect Engine Internal for your needs and budget. Sealed Power Engine Internals for the 1980 Mercury Bobcat come highly rated, with over 1 customer reviews and an impressive average rating of 4.3 stars. Choosing a Sealed Power Engine Internal from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Engine Connecting Rod Bearing Set
from $37.99
(1)
Engine Connecting Rod Bearing Set
“Very easy to install and are long lasting.”

FAQs for 1980 Mercury Bobcat Engine Internals

What are the best-selling Engine Internals for 1980 Mercury Bobcats?

Out of 11 Engine Internals that fit 1980 Mercury Bobcats, the following parts are the top sellers:

What’s the price range for 1980 Mercury Bobcat Engine Internals?

The prices of Engine Internals for the 1980 Mercury Bobcat range from $6.79 up to $95.99 for the most premium parts.

What is the average price of an Engine Internal for a 1980 Mercury Bobcat?

The average price for Engine Internals for the 1980 Mercury Bobcat is $45.11. 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 Mercury Bobcat model years?

Yes, we carry Engine Internals for 4 model years of Mercury Bobcats between 1975 and 1979. The following model years are the most popular for Engine Internal purchases: 1979, 1978, 1977, 1976, and 1975.

What are the cheapest Engine Internals for my 1980 Mercury Bobcat?

The cheapest 1980 Mercury Bobcat Engine Internals we carry are:

Does Advance Auto Parts sell Engine Internals for any other 1980 Mercury models?

Yes. We stock Engine Internals for 5 other popular 1980 Mercury models. Some of the most popular are 1980 Cougar Engine Internals, 1980 Grand Marquis Engine Internals, 1980 Capri Engine Internals, 1980 Zephyr Engine Internals, and 1980 Marquis Engine Internals.

What are the top-rated Engine Internals that fit the 1980 Mercury Bobcat?

Based on 2 reviews by customers, our 1980 Mercury Bobcat Engine Internals have an average customer rating of 4 stars. These are the highest-rated categories of Engine Internals for the 1980 Mercury Bobcat and their top-rated products:

What types of Engine Internals do you sell for my 1980 Mercury Bobcat?

As of 11/2/25, these are some of the most in-demand types of Engine Internals for a 1980 Mercury Bobcat:

Can I get help with 1980 Mercury Bobcat Engine Internal orders?

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

What is your return policy for Mercury Bobcat Engine Internals?

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