Jeep J-100 Performance Engines

Your One-Stop Shop For Trusted Jeep J-100 Performance Engines

If you’re in search of Jeep J-100 Performance Engines aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 40 Performance Engines from top brands with prices ranging from $10.99 to $1,201.99.

Beyond great prices, we stock trusted brands manufacturing all types of Performance Engines for your Jeep J-100.

And don’t forget to read customer reviews across all Performance Engines categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Performance Engines have to cost top dollar, and we prove it. Browse our top Jeep J-100 Performance Engines below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

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Essential Jeep J-100 Performance Engines

Competition Cams – Thumpr 227/241 Hydraulic Roller Cam and Lifter Kit (Part No.CL12-600-8)

Thumpr 227/241 Hydraulic Roller Cam and Lifter Kit

from

$1152.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.

Product Features:
  • Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
  • Best with aftermarket converters and more rear gear.
  • Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.
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Competition Cams – Big Mutha’ Thumpr 243/257 Hydraulic Flat Cam/Lifter Kit (Part No.CL12-602-4)

Big Mutha' Thumpr 243/257 Hydraulic Flat Cam/Lifter Kit

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$914.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Big Mutha’ Thumpr: Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.

Product Features:
  • Cam and lifter kit for Small Block Chevy engines
  • CL-Kit includes cam, lifters, assembly lube, instructions and decals
  • HYDRAULIC – Big Mutha’ Thumpr: Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.
  • 295/313 Advertised Duration, 243/257 Duration @ .050″, .500″/.486″ Lift, 107 Lobe Separation
  • Valve spring upgrade required
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Competition Cams – High Energy 206/206 Hydraulic Flat Cam K-Kit (Part No.K12-205-2)

High Energy 206/206 Hydraulic Flat Cam K-Kit

from

$1201.99
Ideal for use with mainly stock components like rocker arms, intake manifolds, cylinder heads, compression ratio, torque converters and rear gear ratios, the High Energy camshaft grind family is a great choice for street performance applications.

Product Features:
  • Good blend of efficiency and performance.
  • Perfect choice for performance street rebuilds.
  • Work well with mainly stock components such as rockers, manifolds, heads, compression, torque converters and gears.
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Mr. Gasket – High Performance Thermostat (Part No.4365)

High Performance Thermostat

from

$32.49
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 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
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Edelbrock – RPM Air-Gap AMC 304/360/401 Intake Manifold (Part No.7531)

RPM Air-Gap AMC 304/360/401 Intake Manifold

from

$530.99
Edelbrock part #7531 RPM Air-Gap AMC intake manifold is designed for 1970-91 304-401 c.i.d. V8 applications. The RPM Air-Gap intake manifold incorporate the same race-winning technology as our Victor Series competition intakes. The air-gap design features

Product Features:
  • Based on Performer RPM-Series with Unique Air Gap
  • Air Gap Cooler and Denser Mixture for More Power
  • Designed for 1500 to 6500 RPM Street-Driven Power
  • Dual-Plane High-Rise Intake w/180 deg Firing Order
  • Produces Incredible Top-End Horsepower
  • Retains Good Throttle Response and Acceleration
  • Includes Std Oil Fill ; PCV ; A/C Accy Bosses
  • Not for Exhaust-Heat Chokes – No Exhaust Crossover
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Edelbrock – Performer EGR AMC Intake Manifold (Part No.3731)

Performer EGR AMC Intake Manifold

from

$509.99


Product Features:
  • For Idle to 5500 RPM Street-Driven Performance
  • Dual-Plane Low-Rise Intake w/180 deg. Firing Order
  • Patented Runner Design Ensures Broad Torque Curve
  • Excellent Throttle Response and Mid-Range Power
  • 50-State Street Legal if Correct Carburetor Used
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Competition Cams – Xtreme Energy 230/236 Hydraulic Flat Cam (Part No.12-246-3)

Xtreme Energy 230/236 Hydraulic Flat Cam

from

$258.99
HYDRAULIC – Xtreme Energy: Very strong mid-range torque and throttle response, 2200+ stall.

Product Features:
  • HYDRAULIC – Xtreme Energy: Very strong mid-range torque and throttle response, 2200+ stall.
  • 274/286 Advertised Duration, 230/236 Duration @ .050″, .490″/.490″ Lift, 110 Lobe Separation
  • Valve spring upgrade required
  • Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
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Competition Cams – Magnum 224/224 Hydraulic Flat Cam (Part No.12-212-2)

Magnum 224/224 Hydraulic Flat Cam

from

$226.99
HYDRAULIC – Magnum: Great for street machines. Needs 2200+ stall, headers and gears. Rough idle.

Product Features:
  • HYDRAULIC – Magnum: Great for street machines. Needs 2200+ stall, headers and gears. Rough idle.
  • 280/280 Advertised Duration, 230/230 Duration @ .050″, .480″/.480″ Lift, 110 Lobe Separation
  • Valve spring upgrade required
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Competition Cams – Mutha’ Thumpr 235/249 Hydraulic Flat Cam (Part No.12-601-4)

Mutha' Thumpr 235/249 Hydraulic Flat Cam

from

$350.99
HYDRAULIC – Mutha’ Thumpr: High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.

Product Features:
  • HYDRAULIC – Mutha’ Thumpr: High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
  • 287/305 Advertised Duration, 235/249 Duration @ .050″, .489″/.476″ Lift, 107 Lobe Separation
  • Valve spring upgrade required
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Competition Cams – Xtreme Energy 224/230 Hydraulic Flat Cam (Part No.12-242-2)

Xtreme Energy 224/230 Hydraulic Flat Cam

from

$251.99
HYDRAULIC – Xtreme Energy: Great for street machines, largest cam for stock converter, better with 2000 stall.

Product Features:
  • HYDRAULIC – Xtreme Energy: Great for street machines, largest cam for stock converter, better with 2000 stall.
  • 268/280 Advertised Duration, 224/230 Duration @ .050″, .477″/.480″ Lift, 110 Lobe Separation
  • Valve spring upgrade required
  • Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
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Competition Cams – Xtreme Energy 206/212 Hydraulic Flat Cam (Part No.12-230-2)

Xtreme Energy 206/212 Hydraulic Flat Cam

from

$226.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts,

Product Features:
  • Excellent performance in street carbureted applications.
  • More vacuum allows an increase in duration for improved performance and assists power brakes.
  • Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
  • Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
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Competition Cams – 11 Steel Retainer for Buick 350-455 with 1.225"-1.250" OD Valve Spring (Part No.712-1)

11 Steel Retainer for Buick 350-455 with 1.225"-1.250" OD Valve Spring

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$10.99
11 Steel Retainer for Buick 350-455 with 1.225"-1.250" OD Valve Spring

Edelbrock – Sure Seat Valve Springs for Chrysler 383-400-413-440 V8 1969-79 (Part No.5792)

Sure Seat Valve Springs for Chrysler 383-400-413-440 V8 1969-79

from

$149.99
Product Features:
  • Non-Rotator Type
  • 1.550 in. Outer Diameter
  • .190 Wire Size
  • Single Coil Spring Type
  • Set of 16
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Performance Engines Brands You Can Trust For Your Jeep J-100

3 trusted brands of Performance Engines line our shelves, ready to help keep your Jeep J-100 running smooth. Below are some of the most popular brands and their top Performance Engines offerings:

Most Purchased Jeep J-100 Performance Engines from Mr. Gasket

When you buy the most frequently purchased Mr. Gasket brand Performance Engines, you can be confident it will be the right part for your Jeep J-100. Here are the Mr. Gasket Performance Engines Advanced Auto customers buy the most:
High Performance Thermostat
from $32.49
This product is not rated
High Performance Thermostat
Performance Engine Coolant Thermostats
Performer EGR AMC Intake Manifold
from $509.99
This product is not rated
Performer EGR AMC Intake Manifold
Performance Intake Manifolds
Xtreme Energy 206/212 Hydraulic Flat Cam
from $226.99
This product is not rated
Xtreme Energy 206/212 Hydraulic Flat Cam
Performance Engine Camshafts

FAQs for Jeep J-100 Performance Engines

What are the most purchased Performance Engines for the Jeep J-100?

Out of 40 Performance Engines for the Jeep J-100, the most popular in our inventory are:
High Performance Thermostat
from $32.49
This product is not rated
High Performance Thermostat
Performance Engine Coolant Thermostats
Xtreme Energy 206/212 Hydraulic Flat Cam
from $226.99
This product is not rated
Xtreme Energy 206/212 Hydraulic Flat Cam
Performance Engine Camshafts
Xtreme Energy 230/236 Hydraulic Flat Cam
from $258.99
This product is not rated
Xtreme Energy 230/236 Hydraulic Flat Cam
Performance Engine Camshafts