1971 Jeep CJ5 Performance Engines

Keep Your 1971 Jeep CJ5 in Top Shape with Quality Performance Engines

Whether you’re repairing or upgrading your Performance Engine, using high-quality parts is key to keeping your 1971 Jeep CJ5 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Performance Engine Timing Sets and Components, Performance Water Outlet Gaskets, and Performance Water Outlets. 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 Performance Engines from Trusted Brands

Looking for a reliable Performance Engine? We’ve got you covered with options from brands you know and trust like Omix. For example, Omix Performance Engines start at just $8.29 with an average 4.3 star rating. With over 106 reviews and a solid 5 star average, you can shop with confidence knowing other Jeep CJ5 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1971 Jeep CJ5 Performance Engine at Advance Auto Parts is around $82.19, with a range that starts at $4.79 and goes up to $401.99. With 17 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like High Performance Thermostat, Thermostat Housing; 134CI F-Head; 52-71 Jeep CJ Models, and Thermostat Gasket; 134CI F-Head; 52-71 Jeep CJ Models start at just $4.79 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Performance Engine, don’t forget to check out other key components like Performance Distributors and Performance Fuel Systems. At Advance Auto Parts, we’re here to help you keep your 1971 Jeep CJ5 in peak condition, inside and out.

Find Your Specific 1971 Jeep CJ5 Performance Engines

Looking for the perfect Performance Engine for your 1971 Jeep CJ5? You’re in the right place. Below, you’ll find links to various types of Performance Engines that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Performance Engines, ensuring durability and a precise fit for your Jeep CJ5. Whether you’re driving a 1971 model or another popular model year like 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, and 1983, we’ve got you covered. Purchasing Performance Engines from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Performance Engines that fit your vehicle.

Essential 1971 Jeep CJ5 Performance Engines

Omix – Piston; .040; 134CI (Part No.17427.04)

Piston; .040; 134CI

from

$88.99
Are you rebuilding an engine and need a fresh set of pistons? Omix-ADA offers high-quality replacement pistons from Standard to .080 thousandths over size. Wrist pins included. They will give you years of service and get you back on the road. Sold individually.

Product Features:
  • .040 Over
  • Engine Work May Be Required To Install This Part
See More
View Product

Omix – Piston; .020; 134CI (Part No.17427.02)

Piston; .020; 134CI

from

$97.99
Are you rebuilding an engine and need a fresh set of pistons? Omix-ADA offers high-quality replacement pistons from Standard to .080 thousandths over size. Wrist pins included. They will give you years of service and get you back on the road. Sold individually.

Product Features:
  • .020 Over
  • Engine Work May Be Required To Install This Part
See More
View Product

Omix – Piston Std; 2.5L/4.0L (Part No.17427.07)

Piston Std; 2.5L/4.0L

from

$73.99
Are you rebuilding an engine and need a fresh set of pistons? Omix-ADA offers high-quality replacement pistons from Standard to .080 thousandths over size. Wrist pins included. They will give you years of service and get you back on the road. Sold individually.

Product Features:
  • Standard
  • OE Style
  • Direct Fit
See More
View Product

Omix – Camshaft; 134CI F-Head; 52-71 Jeep CJ Models (Part No.17421.03)

Camshaft; 134CI F-Head; 52-71 Jeep CJ Models

from

$235.99
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • Made To OE Spec
  • Direct Fit
See More
View Product

Omix – Camshaft (Part No.17421.07)

Camshaft

from

$175.99
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA. Limited five year Manufacturer’s warranty.

Product Features:
  • Made To OE Spec
  • Direct Fit
  • Limited 5 Year Warranty
See More
View Product

Omix – Camshaft; 4.2L; 79-90 Jeep CJ/Wrangler YJ (Part No.17421.08)

Camshaft; 4.2L; 79-90 Jeep CJ/Wrangler YJ

from

$175.99
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • Made To OE Spec
  • Direct Fit
See More
View Product

Omix – Engine Tappet Cover Gasket; 134CI; 46-53 Willys CJ Models (Part No.17450.07)

Engine Tappet Cover Gasket; 134CI; 46-53 Willys CJ Models

from

$10.49
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • Cork
  • OE Style
  • Direct Fit
See More
View Product

Omix – Valve Cover Gasket; 6 Cylinder; 65-80 Jeep CJ/SJ (Part No.17447.02)

Valve Cover Gasket; 6 Cylinder; 65-80 Jeep CJ/SJ

from

$13.29
Is your Jeep’s valve cover gasket leaking? Or, are you rebuilding an engine and need a fresh gasket? Omix-ADA offers high-quality replacement gaskets that will give you years of service and get you back on the road.

Product Features:
  • Cork
  • OE Style
  • Direct Fit
See More
View Product

Omix – Oil Pump; 45-71 Willys/Jeep Models (Part No.17433.02)

Oil Pump; 45-71 Willys/Jeep Models

from

$401.99
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • Metal
  • OE Style
  • Direct Fit
See More
View Product

Omix – Timing Chain (Part No.17453.06)

Timing Chain

from

$36.49
Timing chains stretch over time. If left untouched, they can begin jumping teeth on the camshaft and crankshaft sprockets. This will change your timing and will do major damage to your Jeep’s engine. It is recommended that you change the timing chain and

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

Omix – Timing Chain Kit; 5.9L/6.6L; 79-91 Jeep SJ (Part No.17452.08)

Timing Chain Kit; 5.9L/6.6L; 79-91 Jeep SJ

from

$87.99
Timing chains stretch over time. If left untouched, they can begin jumping teeth on the camshaft and crankshaft sprockets. This will change your timing and will do major damage to your Jeep’s engine. It is recommended that you change the timing chain.

Product Features:
  • 3 Piece Kit
  • OE Style
  • Direct Fit
See More
View Product

Omix – Thermostat Housing; 134CI F-Head; 52-71 Jeep CJ Models (Part No.17118.01)

Thermostat Housing; 134CI F-Head; 52-71 Jeep CJ Models

from

$10.99
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • OE Style
  • Direct Fit
  • Highly Durable
  • Long Lasting
See More
View Product

Mr. Gasket – High Performance Thermostat – 160 Degree Brass & Copper (Part No.4363)

High Performance Thermostat - 160 Degree Brass & Copper

from

$29.49
Mr. Gasket High Performance Thermostats are designed to resist large variations of coolant pressure at high RPM (revolutions per minute). This allows them to fully open at correct temperature consistently regardless of engine RPM. The design also provides the high flow that engines operated a higher RPM need. This thermostat also features a copper/brass construction to further resist corrosion. Mr. Gasket High Performance / High Flow Thermostats are suitable for street, drag race, or oval track applications.

Product Features:
  • Opens at 160 Degrees
  • Designed to Resist Large Variations of Coolant Pressure at High RPM
  • Fully opens at Correct Temperature Consistently Regardless of engine RPM
  • For High Performance Street, Drag Race, and Oval Track
  • Copper & Brass Construction – Resists Corrosion
  • High Flow
See More

(12 reviews)
View Product

Mr. Gasket – High Performance 180 Degree Thermostat for Increased Flow (Part No.4364)

High Performance 180 Degree Thermostat for Increased Flow

from

$29.99
Mr. Gasket High Performance Thermostats are designed to resist large variations of coolant pressure at high RPM (revolutions per minute). This allows them to fully open at correct temperature consistently regardless of engine RPM. The design also provides the high flow that engines operated a higher RPM need. This thermostat also features a copper/brass construction to further resist corrosion. Mr. Gasket High Performance / High Flow Thermostats are suitable for street, drag race, or oval track applications.

Product Features:
  • Opens At 180 Degrees
  • Designed to Resist Large Variations of Coolant Pressure at High RPM
  • Fully Opens at Correct Temperature Consistently Regardless of Engine RPM
  • For High Performance Street, Drag Race, and Oval Track
  • Copper & Brass Construction – Resists Corrosion
  • High Flow
See More

(20 reviews)
View Product

Omix – Thermostat 180 Degree; 41-71 Willys/Jeep Models (Part No.17106.02)

Thermostat 180 Degree; 41-71 Willys/Jeep Models

from

$8.29
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • OE Style
  • Direct Fit
  • Steel
  • Better Flow Control
See More

(2 reviews)
View Product

Mr. Gasket – High Performance Thermostat (Part No.4365)

High Performance Thermostat

from

$31.99
Mr. Gasket High Performance Thermostats are designed to resist large variations of coolant pressure at high RPM (revolutions per minute). This allows them to fully open at correct temperature consistently regardless of engine RPM. The design also provides the high flow that engines operated a higher RPM need. This thermostat also features a copper/brass construction to further resist corrosion. Mr. Gasket High Performance / High Flow Thermostats are suitable for street, drag race, or oval track applications.

Product Features:
  • Opens At 195 Degrees
  • Designed to Resist Large Variations of Coolant Pressure at High RPM
  • Fully Opens at Correct Temperature Consistently Regardless of Engine RPM
  • For High Performance Street, Drag Race, and Oval Track
  • Copper & Brass Construction – Resists Corrosion
  • High Flow
See More
View Product

Omix – Piston Ring Set; .080; 134CI; 41-71 Willys/Jeep Models (Part No.17430.06)

Piston Ring Set; .080; 134CI; 41-71 Willys/Jeep Models

from

$74.99
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:
  • .080 Over
  • Engine Work May Be Required To Install This Part
See More
View Product

Omix – Piston Ring Set; .060; 134CI; 41-71 Willys Models (Part No.17430.05)

Piston Ring Set; .060; 134CI; 41-71 Willys Models

from

$82.99
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:
  • .060 Over
  • Engine Work May Be Required To Install This Part
See More
View Product

Omix – Piston Ring Set Std; AMC; 304CI; 71-75 Jeep CJ Models (Part No.17430.28)

Piston Ring Set Std; AMC; 304CI; 71-75 Jeep CJ Models

from

$145.99
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:
  • Standard
  • OE Style
  • Direct Fit
See More
View Product

Omix – Piston Ring Set (Part No.17430.04)

Piston Ring Set

from

$54.99
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:
  • .040 Over
  • Engine Work May Be Required To Install This Part
  • Limited 5 Year Warranty
See More
View Product

Omix – Piston Ring Set .030 3.8L/4.2L; 72-90 Jeep CJ/Wrangler YJ (Part No.17430.21)

Piston Ring Set .030 3.8L/4.2L; 72-90 Jeep CJ/Wrangler YJ

from

$111.99
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:
  • .030 Over
  • Engine Work May Be Required To Install This Part
See More
View Product

Omix – Piston Ring Set (Part No.17430.22)

Piston Ring Set

from

$98.99
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:
  • .040 Over
  • Engine Work May Be Required To Install This Part
  • Limited 5 Year Warranty
See More
View Product

Omix – Thermostat Gasket; 134CI F-Head; 52-71 Jeep CJ Models (Part No.17117.02)

Thermostat Gasket; 134CI F-Head; 52-71 Jeep CJ Models

from

$4.79
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • OE Style
  • Direct Fit
  • Highly Durable
  • Long Lasting
See More
View Product

Most Popular Performance Engine Timing Sets and Component for 1971 Jeep CJ5s

Enhance your 1971 Jeep CJ5 with this popular Performance Engine Timing Sets and Component we have in stock, for $36.49.
show more show less

Omix – Timing Chain (Part No.17453.06)

Timing Chain

from

$36.49
Timing chains stretch over time. If left untouched, they can begin jumping teeth on the camshaft and crankshaft sprockets. This will change your timing and will do major damage to your Jeep’s engine. It is recommended that you change the timing chain and

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

Best-Selling 1971 Jeep CJ5 Performance Water Outlet Gasket

Upgrade your CJ5 with our best-selling Performance Water Outlet Gasket.
show more show less

Omix – Thermostat Gasket; 134CI F-Head; 52-71 Jeep CJ Models (Part No.17117.02)

Thermostat Gasket; 134CI F-Head; 52-71 Jeep CJ Models

from

$4.79
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • OE Style
  • Direct Fit
  • Highly Durable
  • Long Lasting
See More
View Product

Top-Quality Performance Water Outlets for 1971 Jeep CJ5s

Choose a high-quality OEM or aftermarket Performance Water Outlet for Jeep CJ5s and enjoy top-notch performance from $10.99.
show more show less

Omix – Thermostat Housing; 134CI F-Head; 52-71 Jeep CJ Models (Part No.17118.01)

Thermostat Housing; 134CI F-Head; 52-71 Jeep CJ Models

from

$10.99
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • OE Style
  • Direct Fit
  • Highly Durable
  • Long Lasting
See More
View Product

Our Top Pick for a 1971 Jeep CJ5 Performance Engine Valve Cover Gasket Set

Invest in a durable Performance Engine Valve Cover Gasket Set for your 1971 Jeep, knowing you’re getting trusted brands and expert craftsmanship.
show more show less

Omix – Engine Tappet Cover Gasket; 134CI; 46-53 Willys CJ Models (Part No.17450.07)

Engine Tappet Cover Gasket; 134CI; 46-53 Willys CJ Models

from

$10.49
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • Cork
  • OE Style
  • Direct Fit
See More
View Product

Top-Rated Performance Engine Coolant Thermostats for 1971 Jeep CJ5s

Make a smart move for your 1971 Jeep CJ5 with products all priced from $8.29 to $31.99.
show more show less

Omix – Thermostat 180 Degree; 41-71 Willys/Jeep Models (Part No.17106.02)

Thermostat 180 Degree; 41-71 Willys/Jeep Models

from

$8.29
Direct OE replacement Jeep parts and accessories built to the original specifications by Omix-ADA.

Product Features:
  • OE Style
  • Direct Fit
  • Steel
  • Better Flow Control
See More

(2 reviews)
View Product

Mr. Gasket – High Performance 180 Degree Thermostat for Increased Flow (Part No.4364)

High Performance 180 Degree Thermostat for Increased Flow

from

$29.99
Mr. Gasket High Performance Thermostats are designed to resist large variations of coolant pressure at high RPM (revolutions per minute). This allows them to fully open at correct temperature consistently regardless of engine RPM. The design also provides the high flow that engines operated a higher RPM need. This thermostat also features a copper/brass construction to further resist corrosion. Mr. Gasket High Performance / High Flow Thermostats are suitable for street, drag race, or oval track applications.

Product Features:
  • Opens At 180 Degrees
  • Designed to Resist Large Variations of Coolant Pressure at High RPM
  • Fully Opens at Correct Temperature Consistently Regardless of Engine RPM
  • For High Performance Street, Drag Race, and Oval Track
  • Copper & Brass Construction – Resists Corrosion
  • High Flow
See More

(20 reviews)
View Product

Mr. Gasket – High Performance Thermostat – 160 Degree Brass & Copper (Part No.4363)

High Performance Thermostat - 160 Degree Brass & Copper

from

$29.49
Mr. Gasket High Performance Thermostats are designed to resist large variations of coolant pressure at high RPM (revolutions per minute). This allows them to fully open at correct temperature consistently regardless of engine RPM. The design also provides the high flow that engines operated a higher RPM need. This thermostat also features a copper/brass construction to further resist corrosion. Mr. Gasket High Performance / High Flow Thermostats are suitable for street, drag race, or oval track applications.

Product Features:
  • Opens at 160 Degrees
  • Designed to Resist Large Variations of Coolant Pressure at High RPM
  • Fully opens at Correct Temperature Consistently Regardless of engine RPM
  • For High Performance Street, Drag Race, and Oval Track
  • Copper & Brass Construction – Resists Corrosion
  • High Flow
See More

(12 reviews)
View Product

Mr. Gasket – High Performance Thermostat (Part No.4365)

High Performance Thermostat

from

$31.99
Mr. Gasket High Performance Thermostats are designed to resist large variations of coolant pressure at high RPM (revolutions per minute). This allows them to fully open at correct temperature consistently regardless of engine RPM. The design also provides the high flow that engines operated a higher RPM need. This thermostat also features a copper/brass construction to further resist corrosion. Mr. Gasket High Performance / High Flow Thermostats are suitable for street, drag race, or oval track applications.

Product Features:
  • Opens At 195 Degrees
  • Designed to Resist Large Variations of Coolant Pressure at High RPM
  • Fully Opens at Correct Temperature Consistently Regardless of Engine RPM
  • For High Performance Street, Drag Race, and Oval Track
  • Copper & Brass Construction – Resists Corrosion
  • High Flow
See More
View Product

Top-Rated Performance Engine Brands For Your 1971 Jeep CJ5

When it comes to finding the perfect Performance Engine for your 1971 Jeep CJ5, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 2 trusted brands. We carry the most popular Performance Engine brands including Omix, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $8.29. Purchasing a Performance Engine from us here at Advance Auto Parts is a smart move for both you and your 1971 Jeep CJ5, providing peace of mind with parts that meet or exceed OEM standards.

Popular Omix 1971 Jeep CJ5 Performance Engines

If you’re looking for a top-quality Performance Engine for your 1971 Jeep CJ5, Advance Auto Parts has exactly what you need with our selection of Omix Performance Engines. We have 1 Omix Performance Engines in stock for this fitment, all known for their durability and precision fit. With prices starting at just $8.29, you’ll find the perfect Performance Engine for your needs and budget. Omix Performance Engines for the 1971 Jeep CJ5 come highly rated, with over 2 customer reviews and an impressive average rating of 4.3 stars. Choosing a Omix Performance Engine from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Thermostat 180 Degree; 41-71 Willys/Jeep Models
from $8.29
(2)
Thermostat 180 Degree; 41-71 Willys/Jeep Models
“Product is great. Installing next weekend to my jeep”

FAQs for 1971 Jeep CJ5 Performance Engines

What are the best-selling Performance Engines for 1971 Jeep CJ5s?

Out of 17 Performance Engines that fit 1971 Jeep CJ5s, the following parts are the top sellers:

What’s the price range for 1971 Jeep CJ5 Performance Engines?

The prices of Performance Engines for the 1971 Jeep CJ5 range from $4.79 up to $401.99 for the most premium parts.

What is the average price of a Performance Engine for a 1971 Jeep CJ5?

The average price for Performance Engines for the 1971 Jeep CJ5 is $82.19. Keep in mind the variety of part types within our Performance Engine category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Performance Engines for other Jeep CJ5 model years?

Yes, we carry Performance Engines for 23 model years of Jeep CJ5s between 1959 and 1983. The following model years are the most popular for Performance Engine purchases: 1983, 1982, 1981, 1980, 1979, 1978, 1977, 1976, and 1975.

What are the cheapest Performance Engines for my 1971 Jeep CJ5?

Does Advance Auto Parts sell Performance Engines for any other 1971 Jeep models?

Yes. We stock Performance Engines for 11 other popular 1971 Jeep models. Some of the most popular are 1971 Wagoneer Performance Engines, 1971 DJ5 Performance Engines, 1971 J-2600 Performance Engines, 1971 J-2500 Performance Engines, and 1971 CJ6 Performance Engines.

What types of Performance Engines do you sell for my 1971 Jeep CJ5?

As of 11/2/25, these are some of the most in-demand types of Performance Engines for a 1971 Jeep CJ5:

Can I get help with 1971 Jeep CJ5 Performance Engine orders?

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

What is your return policy for Jeep CJ5 Performance Engines?

Advance Auto Parts keeps returns simple. For new Jeep CJ5 Performance Engines and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

More Popular Parts for All Makes