1981 Jeep J20 Engine Internals

Essential 1981 Jeep J20 Engine Internals

Omix – Connecting Rod Bearing (Part No.17467.25)

Connecting Rod Bearing

from

$14.79
Are you rebuilding an engine and need connecting rod bearings? Omix-ADA offers high-quality replacement rod bearings from Standard to .080 thousandths over size. They will give you years of service and get you back on the road. Sold individually.

Product Features:
  • .001 Over
  • Engine Work May Be Required To Install This Part
  • Limited 5 Year Warranty
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.3310CPA 10)

Engine Connecting Rod Bearing

from

$7.49
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 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

Omix – Connecting Rod Bearing (Part No.17467.26)

Connecting Rod Bearing

from

$12.79
Are you rebuilding an engine and need connecting rod bearings? Omix-ADA offers high-quality replacement rod bearings from Standard to .080 thousandths over size. They will give you years of service and get you back on the road. Sold individually.

Product Features:
  • .010 Over
  • Engine Work May Be Required To Install This Part
  • Limited 5 Year Warranty
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.3310CPA 1)

Engine Connecting Rod Bearing

from

$7.79
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:
  • 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

Omix – Connecting Rod Bearing (Part No.17467.24)

Connecting Rod Bearing

from

$14.29
Are you rebuilding an engine and need connecting rod bearings? Omix-ADA offers high-quality replacement rod bearings from Standard to .080 thousandths over size. They will give you years of service and get you back on the road. Sold individually.

Product Features:
  • Standard
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty
See More

Felpro – REAR MAIN BEARING SEAL SET (Part No.BS 40003)

REAR MAIN BEARING SEAL SET

from

$21.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

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

Driveworks – Oil Seal (Part No.S-331227H)

Oil Seal

from

$11.49
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
See More

Crown Auto Jeep Replacmnt – OE Replacement (Part No.J3224704)

OE Replacement

from

$8.99
Crown Automotive continues to be the leader in quality replacement parts for Jeep(R) vehicles. Crown has the largest stock of replacement parts for Jeep(R) vehicles, including factory discontinued parts. In fact, many of the older Jeeps are still on (and off) the road thanks to Crown parts. The Crown line consists of axle, body, brake, clutch, cooling, driveline, electrical, engine, exhaust, fuel, steering, suspension, transmission And transfer case components. Crown Automotive also offers an exclusive line of component kits And accessory products.

Product Features:
  • Leading Manufacturer Of Quality Replacement Parts For Jeep
  • Meets Standards For Quality
  • Crown Automotive Has Consistently Maintained Its Commitment To Offering Only Quality Parts And Exceptional Service
  • Improve The Performance
  • Easy Installation
See More

Crown Auto Jeep Replacmnt – Crankshaft Seal, For Use With AMC 3.8 Liter/ 4.0 Liter/ 4.2 Liter; 2 Piece; Rubber, Rear (Part No.4778126)

Crankshaft Seal, For Use With AMC 3.8 Liter/ 4.0 Liter/ 4.2 Liter; 2 Piece; Rubber, Rear

from

$17.99
Crown Automotive continues to be the leader in quality replacement parts for Jeep(R) vehicles. Crown has the largest stock of replacement parts for Jeep(R) vehicles, including factory discontinued parts. In fact, many of the older Jeeps are still on (and off) the road thanks to Crown parts. The Crown line consists of axle, body, brake, clutch, cooling, driveline, electrical, engine, exhaust, fuel, steering, suspension, transmission And transfer case components. Crown Automotive also offers an exclusive line of component kits And accessory products.

Product Features:
  • Limited 12 Month Or 12,000 Mile Warranty
See More

Omix – CkshaftSeal (Part No.17458.15)

CkshaftSeal

from

$41.99
CkshaftSeal

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4289M 10)

Engine Crankshaft Main Bearing Set

from

$72.99
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

Omix – Main Engine Bearing Set (Part No.17465.50)

Main Engine Bearing Set

from

$187.99
Are you rebuilding an engine and need a fresh set of main bearings? Omix-ADA offers high-quality replacement main bearing sets from Standard to .080 thousandths over size. They will give you years of service and get you back on the road.

Product Features:
  • .010 Over
  • Engine Work May Be Required To Install This Part
  • Limited 5 Year Warranty
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4289M 40)

Engine Crankshaft Main Bearing Set

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.

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.4289M 20)

Engine Crankshaft Main Bearing Set

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.

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.5037M 10)

Engine Crankshaft Main Bearing Set

from

$82.99
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.5037M)

Engine Crankshaft Main Bearing Set

from

$82.99
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

Omix – Piston Ring Set (Part No.17430.33)

Piston Ring Set

from

$107.99
Are you rebuilding an engine and need a fresh set of piston rings? Omix-ADA offers high-quality replacement piston ring sets from Standard to .080 thousandths over size. They will give you years of service and get you back on the road.

Product Features:
  • .020 Over
  • Engine Work May Be Required To Install This Part
  • Limited 5 Year Warranty
See More

Sealed Power – Engine Piston Ring Set (Part No.E-222K)

Engine Piston Ring Set

from

$63.99
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:
  • Face of top rings coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-301K)

Engine Piston Ring Set

from

$116.99
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:
  • Face of top rings coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-222K 30)

Engine Piston Ring Set

from

$61.99
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:
  • Face of top rings coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-222K 40)

Engine Piston Ring Set

from

$64.99
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:
  • Face of top rings coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-301K 60)

Engine Piston Ring Set

from

$116.99
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:
  • Face of top rings coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-3310CPA 40)

Engine Connecting Rod Bearing Set

from

$51.99
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.6-3310CPA)

Engine Connecting Rod Bearing Set

from

$54.99
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.6-3310CPA 30)

Engine Connecting Rod Bearing Set

from

$51.99
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.6-3310CPA 20)

Engine Connecting Rod Bearing Set

from

$51.99
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.8-3310CPA)

Engine Connecting Rod Bearing Set

from

$57.99
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.8-3310CPA 10)

Engine Connecting Rod Bearing Set

from

$57.99
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

1981 Jeep J20 Engine Internals

Maybe you’re in the middle of a full rebuild of that 1981 Jeep J20. Maybe you just need a couple of Engine Internals. Either way, Advance Auto Parts has 23 different Engine Internals in our inventory ranging from $7.29 to $187.99. That means you can find the exact parts or products you need to keep that 1981 Jeep J20 running smoothly.

Engine Internals are only as good as their brand. We stock 5 different brands to make sure you have plenty of trusted parts to choose from for your 1981 Jeep J20. Sealed Power, DriveWorks, and Felpro are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Engine Internals for your 1981 Jeep J20, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Engine Internals to keep your 1981 Jeep J20 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Engine Internals Brands To Make Your 1981 Jeep J20 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1981 Jeep J20 demands trusted brand parts and products to keep it running. Many trusted brands of Engine Internals make up Advance Auto Parts’ inventory, and all are ready to help make your J20 the best it can be. Be sure to browse some of our top Engine Internals brands and parts.

Popular Driveworks Engine Internals

We carry Driveworks parts in our stock across Crankshaft Seals categories, plus more. For a 1981 Jeep J20, our most popular Driveworks Engine Internals include:
Oil Seal
from $11.49
(87)
Oil Seal
Crankshaft Seals