1968 Jeep J-100 Performance Engines
Keep Your 1968 Jeep J-100 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 1968 Jeep J-100 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Performance Engine Camshaft and Lifter Kits, Performance Camshaft and Lifter Kits, and Performance Engine Coolant Thermostats. 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 Competition Cams. For example, Competition Cams Performance Engines start at just $397.99 with an average 4.0 star rating. With over 112 reviews and a solid 4.0 star average, you can shop with confidence knowing other Jeep J-100 owners approve.
Competitive Prices and Extensive Inventory
The average price for a 1968 Jeep J-100 Performance Engine at Advance Auto Parts is around $428.26, with a range that starts at $31.99 and goes up to $1,210.99. With 23 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Mr. Gasket High Performance Thermostat – 160 Degree Brass & Copper, 4363, Competition Cams Magnum 224/224 Hydraulic Flat Cam, 12-211-2, and Competition Cams Cam And Lifter Kit, Sbc 294 Xtreme Energy Hydraulic 1 Ea, CL12-254-3 start at just $31.99 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 1968 Jeep J-100 in peak condition, inside and out.
Find Your Specific 1968 Jeep J-100 Performance Engines
Looking for the perfect Performance Engine for your 1968 Jeep J-100? 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 J-100. Whether you’re driving a 1968 model or another popular model year like
1964,
1965,
1966,
1967,
1969,
1970,
1971,
1972, and
1973, 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 1968 Jeep J-100 Performance Engines
Competition Cams – Competition Cams XE Computer Control 206/212 Hydraulic Flat Cam/Lifter Kit, CL12-249-4 (Part No.CL12-249-4)
from
$397.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Xtreme Energy Computer Controlled: Great in throttle body, crossfire or carbureted engine and 305 TPI.
See More
Competition Cams – Competition Cams Thumpr 227/241 Hydraulic Flat Cam K-Kit, K12-600-4 (Part No.K12-600-4)
from
$655.99
SMALL BLOCK CHEVY HYDRAULIC COMPLETE KIT – Thumpr : High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
See More
Competition Cams – Competition Cams Xtreme Energy 206/212 Hydraulic Flat Cam and Lifter Kit, CL12-230-2 (Part No.CL12-230-2)
from
$305.99
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.
See More
Competition Cams – Competition Cams Magnum/Drag Race 244/244 Hydraulic Flat Cam, 12-213-3 (Part No.12-213-3)
from
$258.99
HYDRAULIC – Magnum: Street/strip special, 3000 stall, headers, gears, 9.5:1+ compression. Very rough idle. OR Drag Race: 3000+ stall in heavy car with 10:1+ compression.
See More
Competition Cams – Competition Cams High Energy/Marine 218/218 Hydraulic Flat Cam K-Kit, K12-210-2 (Part No.K12-210-2)
from
$635.99
SMALL BLOCK CHEVY HYDRAULIC COMPLETE KIT – High Energy: Good street performance with stock converter, choppy idle. OR High Energy Marine: Biggest cam for inboard/outboard. Good for ski, economy and light performance.
See More
Competition Cams – Competition Cams Thumpr 227/241 Hydraulic Flat Cam and Lifter Kit, CL12-600-4 (Part No.CL12-600-4)
from
$397.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Thumpr : High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
See More
Competition Cams – Competition Cams Mutha’ Thumpr 235/249 Hydraulic Flat Cam and Lifter Kit, CL12-601-4 (Part No.CL12-601-4)
from
$397.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Mutha’ Thumpr: High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
See More
Competition Cams – Competition Cams Xtreme Energy 250/256 Hydraulic Flat Cam for Chevrolet Small Block, 12-254-3 (Part No.12-254-3)
from
$297.99
HYDRAULIC – Xtreme Energy: Pro Street/bracket, needs good intake, headers, gear and 3300+ stall.
See More
Competition Cams – Competition Cams Xtreme Energy 242/248 Hydraulic Roller Cam, 12-443-8 (Part No.12-443-8)
from
$577.99
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.
See More
Competition Cams – Competition Cams Xtreme Energy 248/254 Hydraulic Roller Cam, 12-444-8 (Part No.12-444-8)
from
$577.99
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.
See More
Competition Cams – Competition Cams Magnum 244/244 Hydraulic Roller Cam, 12-460-8 (Part No.12-460-8)
from
$577.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
See More
Competition Cams – Competition Cams Camshaft, Sbc 260 High Energy Hydraulic 1 Ea, 12-206-2 (Part No.12-206-2)
from
$293.99
HYDRAULIC – High Energy: Vans, pickups, 4WD and towing, in 350c.i., good idle, strong mid-range torque. OR High Energy Marine: Single or dual engine with inboard/outboard drive for ski and economy.
See More
Competition Cams – Competition Cams Magnum 230/230 Hydraulic Flat Cam for Chevrolet Small Block, 12-212-2 (Part No.12-212-2)
from
$226.99
HYDRAULIC – Magnum: Great for street machines. Needs 2200+ stall, headers and gears. Rough idle.
See More
Competition Cams – Competition Cams Magnum/Drag Race 253/253 Hydraulic Flat Cam, 12-214-4 (Part No.12-214-4)
from
$309.99
HYDRAULIC – Magnum: Pro Street/bracket, limited street driving. Intake, gears, 3500+ stall. Racy idle. 10.5:1 compression. OR Drag Race: 3500-4000 stall or 4 speed with 11:1+ compression.
See More
Mr. Gasket – Mr. Gasket High Performance Thermostat – 160 Degree Brass & Copper, 4363 (Part No.4363)
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.
See More
Competition Cams – Competition Cams High Energy/Marine 218/218 Hydraulic Flat Cam/Lifter Kit, CL12-210-2 (Part No.CL12-210-2)
from
$898.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – High Energy: Good street performance with stock converter, choppy idle. OR High Energy Marine: Biggest cam for inboard/outboard. Good for ski, economy and light performance.
See More
Competition Cams – Competition Cams Magnum 224/224 Hydraulic Flat Cam K-Kit, K12-211-2 (Part No.K12-211-2)
from
$549.99
SMALL BLOCK CHEVY HYDRAULIC COMPLETE KIT – High performance. Biggest cam with stock converter but better with 2000+ stall. Use lower gears. Mild rough idle.
See More
Competition Cams – Competition Cams Big Mutha’ Thumpr 243/257 Hydraulic Flat Cam/Lifter Kit, CL12-602-4 (Part No.CL12-602-4)
from
$397.99
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.
See More
Competition Cams – Competition Cams Magnum 252/252 Hydraulic Roller Cam and Lifter Kit, CL12-470-8 (Part No.CL12-470-8)
from
$1210.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
See More
Popular 1968 Jeep J-100 Performance Engines Categories
Most Popular Performance Engine Camshaft and Lifter Kits for 1968 Jeep J-100s
Enhance your 1968 Jeep J-100 with one of the 4 Performance Engine Camshaft and Lifter Kits we have in stock, starting at just $397.99.
Competition Cams – Competition Cams High Energy/Marine 218/218 Hydraulic Flat Cam/Lifter Kit, CL12-210-2 (Part No.CL12-210-2)
from
$898.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – High Energy: Good street performance with stock converter, choppy idle. OR High Energy Marine: Biggest cam for inboard/outboard. Good for ski, economy and light performance.
See More
Competition Cams – Competition Cams Big Mutha’ Thumpr 243/257 Hydraulic Flat Cam/Lifter Kit, CL12-602-4 (Part No.CL12-602-4)
from
$397.99
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.
See More
Competition Cams – Competition Cams Magnum 252/252 Hydraulic Roller Cam and Lifter Kit, CL12-470-8 (Part No.CL12-470-8)
from
$1210.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
See More
Competition Cams – Competition Cams Magnum 224/224 Hydraulic Flat Cam K-Kit, K12-211-2 (Part No.K12-211-2)
from
$549.99
SMALL BLOCK CHEVY HYDRAULIC COMPLETE KIT – High performance. Biggest cam with stock converter but better with 2000+ stall. Use lower gears. Mild rough idle.
See More
Best-Selling 1968 Jeep J-100 Performance Camshaft and Lifter Kits
Upgrade your J-100 with one of our 9 best-selling Performance Camshaft and Lifter Kits.
Competition Cams – Competition Cams Magnum 224/224 Hydraulic Flat Cam, 12-211-2 (Part No.12-211-2)
from
$293.99
HYDRAULIC – Magnum: High performance. Biggest cam with stock converter but better with 2000+ stall. Use lower gears. Mild rough idle.
See More
Competition Cams – Competition Cams Thumpr 227/241 Hydraulic Flat Cam K-Kit, K12-600-4 (Part No.K12-600-4)
from
$655.99
SMALL BLOCK CHEVY HYDRAULIC COMPLETE KIT – Thumpr : High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
See More
Competition Cams – Competition Cams High Energy/Marine 218/218 Hydraulic Flat Cam K-Kit, K12-210-2 (Part No.K12-210-2)
from
$635.99
SMALL BLOCK CHEVY HYDRAULIC COMPLETE KIT – High Energy: Good street performance with stock converter, choppy idle. OR High Energy Marine: Biggest cam for inboard/outboard. Good for ski, economy and light performance.
See More
Competition Cams – Competition Cams Mutha’ Thumpr 235/249 Hydraulic Flat Cam and Lifter Kit, CL12-601-4 (Part No.CL12-601-4)
from
$397.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Mutha’ Thumpr: High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
See More
Competition Cams – Competition Cams Thumpr 227/241 Hydraulic Flat Cam and Lifter Kit, CL12-600-4 (Part No.CL12-600-4)
from
$397.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Thumpr : High performance street, stock converter ok, best with 2000+ converter and gears. Choppy/thumping idle.
See More
Competition Cams – Competition Cams XE Computer Control 206/212 Hydraulic Flat Cam/Lifter Kit, CL12-249-4 (Part No.CL12-249-4)
from
$397.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Xtreme Energy Computer Controlled: Great in throttle body, crossfire or carbureted engine and 305 TPI.
See More
Competition Cams – Competition Cams Cam And Lifter Kit, Sbc 294 Xtreme Energy Hydraulic 1 Ea, CL12-254-3 (Part No.CL12-254-3)
from
$386.99
SMALL BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Xtreme Energy: Pro Street/bracket, needs good intake, headers, gear and 3300+ stall.
See More
Competition Cams – Competition Cams Xtreme Energy 206/212 Hydraulic Flat Cam and Lifter Kit, CL12-230-2 (Part No.CL12-230-2)
from
$305.99
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.
See More
Competition Cams – Competition Cams Magnum/Drag Race 244/244 Hydraulic Flat Cam, 12-213-3 (Part No.12-213-3)
from
$258.99
HYDRAULIC – Magnum: Street/strip special, 3000 stall, headers, gears, 9.5:1+ compression. Very rough idle. OR Drag Race: 3000+ stall in heavy car with 10:1+ compression.
See More
Top-Quality Performance Engine Coolant Thermostats for 1968 Jeep J-100s
Choose a high-quality OEM or aftermarket Performance Engine Coolant Thermostat for Jeep J-100s and enjoy top-notch performance from $31.99.
Mr. Gasket – Mr. Gasket High Performance Thermostat – 160 Degree Brass & Copper, 4363 (Part No.4363)
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.
See More
Top Picks for 1968 Jeep J-100 Performance Engine Camshafts
Invest in one of our 9 durable Performance Engine Camshafts for your 1968 Jeep, knowing you’re getting trusted brands and expert craftsmanship.
Competition Cams – Competition Cams Magnum 244/244 Hydraulic Roller Cam, 12-460-8 (Part No.12-460-8)
from
$577.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
See More
Competition Cams – Competition Cams Magnum 252/252 Hydraulic Roller Cam, 12-470-8 (Part No.12-470-8)
from
$577.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
See More
Competition Cams – Competition Cams Xtreme Energy 248/254 Hydraulic Roller Cam, 12-444-8 (Part No.12-444-8)
from
$577.99
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.
See More
Competition Cams – Competition Cams Magnum 230/230 Hydraulic Roller Cam, 12-450-8 (Part No.12-450-8)
from
$577.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
See More
Competition Cams – Competition Cams Xtreme Energy 242/248 Hydraulic Roller Cam, 12-443-8 (Part No.12-443-8)
from
$577.99
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.
See More
Competition Cams – Competition Cams Magnum/Drag Race 253/253 Hydraulic Flat Cam, 12-214-4 (Part No.12-214-4)
from
$309.99
HYDRAULIC – Magnum: Pro Street/bracket, limited street driving. Intake, gears, 3500+ stall. Racy idle. 10.5:1 compression. OR Drag Race: 3500-4000 stall or 4 speed with 11:1+ compression.
See More
Competition Cams – Competition Cams Xtreme Energy 250/256 Hydraulic Flat Cam for Chevrolet Small Block, 12-254-3 (Part No.12-254-3)
from
$297.99
HYDRAULIC – Xtreme Energy: Pro Street/bracket, needs good intake, headers, gear and 3300+ stall.
See More
Competition Cams – Competition Cams Camshaft, Sbc 260 High Energy Hydraulic 1 Ea, 12-206-2 (Part No.12-206-2)
from
$293.99
HYDRAULIC – High Energy: Vans, pickups, 4WD and towing, in 350c.i., good idle, strong mid-range torque. OR High Energy Marine: Single or dual engine with inboard/outboard drive for ski and economy.
See More
Competition Cams – Competition Cams Magnum 230/230 Hydraulic Flat Cam for Chevrolet Small Block, 12-212-2 (Part No.12-212-2)
from
$226.99
HYDRAULIC – Magnum: Great for street machines. Needs 2200+ stall, headers and gears. Rough idle.
See More
Top-Rated Performance Engine Brands For Your 1968 Jeep J-100
When it comes to finding the perfect Performance Engine for your 1968 Jeep J-100, 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 Competition Cams, and more, all known for their exceptional customer ratings (average brand rating of 4.0 stars) and competitive prices, as low as $397.99. Purchasing a Performance Engine from us here at Advance Auto Parts is a smart move for both you and your 1968 Jeep J-100, providing peace of mind with parts that meet or exceed OEM standards.
Popular Competition Cams 1968 Jeep J-100 Performance Engines
If you’re looking for a top-quality Performance Engine for your 1968 Jeep J-100, Advance Auto Parts has exactly what you need with our selection of Competition Cams Performance Engines. We have 2 Competition Cams Performance Engines in stock for this fitment, all known for their durability and precision fit. With prices starting at just $397.99 and an average cost of $648.49, you’ll find the perfect Performance Engine for your needs and budget. Competition Cams Performance Engines for the 1968 Jeep J-100 come highly rated, with over 14 customer reviews and an impressive average rating of 4.0 stars. Choosing a Competition Cams Performance Engine from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
from
$898.99
(1)
Competition Cams High Energy/Marine 218/218 Hydraulic Flat Cam/Lifter Kit, CL12-210-2
“nearly identical match for the original part”
from
$397.99
(13)
Competition Cams Big Mutha’ Thumpr 243/257 Hydraulic Flat Cam/Lifter Kit, CL12-602-4
“Worked prefect. Gave me the Hi speed blower back”
FAQs for 1968 Jeep J-100 Performance Engines
What are the best-selling Performance Engines for 1968 Jeep J-100s?
Out of 23 Performance Engines that fit 1968 Jeep J-100s, the following parts are the top sellers:
- Mr. Gasket High Performance Thermostat – 160 Degree Brass & Copper, 4363 (17360031) – $31.99
- Competition Cams Magnum 224/224 Hydraulic Flat Cam, 12-211-2 (10322125) – $293.99
- Competition Cams Cam And Lifter Kit, Sbc 294 Xtreme Energy Hydraulic 1 Ea, CL12-254-3 (10322178) – $386.99
What’s the price range for 1968 Jeep J-100 Performance Engines?
The prices of Performance Engines for the 1968 Jeep J-100 range from $31.99 up to $1,210.99 for the most premium parts.
What is the average price of a Performance Engine for a 1968 Jeep J-100?
The average price for Performance Engines for the 1968 Jeep J-100 is $428.26. 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 J-100 model years?
What are the cheapest Performance Engines for my 1968 Jeep J-100?
The cheapest 1968 Jeep J-100 Performance Engines we carry are:
- Mr. Gasket High Performance Thermostat – 160 Degree Brass & Copper, 4363 (17360031) – $31.99
- Competition Cams Magnum 230/230 Hydraulic Flat Cam for Chevrolet Small Block, 12-212-2 (10202655) – $226.99
- Competition Cams Magnum/Drag Race 244/244 Hydraulic Flat Cam, 12-213-3 (10322099) – $258.99
- Competition Cams Magnum 224/224 Hydraulic Flat Cam, 12-211-2 (10322125) – $293.99
- Competition Cams Camshaft, Sbc 260 High Energy Hydraulic 1 Ea, 12-206-2 (10321910) – $293.99
Does Advance Auto Parts sell Performance Engines for any other 1968 Jeep models?
Yes. We stock Performance Engines for 14 other popular 1968 Jeep models. Some of the most popular are 1968 Wagoneer Performance Engines, 1968 CJ5 Performance Engines, 1968 DJ5 Performance Engines, 1968 J-2600 Performance Engines, and 1968 J-2500 Performance Engines.
What are the top-rated Performance Engines that fit the 1968 Jeep J-100?
Based on 112 reviews by customers, our 1968 Jeep J-100 Performance Engines have an average customer rating of 4.0 stars. These are the highest-rated categories of Performance Engines for the 1968 Jeep J-100 and their top-rated products:
- Performance Engine Coolant Thermostats
- Mr. Gasket High Performance Thermostat – 160 Degree Brass & Copper, 4363 (17360031) – $31.99
- Performance Engine Camshaft and Lifter Kits
- Competition Cams Big Mutha’ Thumpr 243/257 Hydraulic Flat Cam/Lifter Kit, CL12-602-4 (10214911) – $397.99
- Competition Cams High Energy/Marine 218/218 Hydraulic Flat Cam/Lifter Kit, CL12-210-2 (10202839) – $898.99
What types of Performance Engines do you sell for my 1968 Jeep J-100?
As of 8/2/26, these are some of the most in-demand types of Performance Engines for a 1968 Jeep J-100:
Can I get help with 1968 Jeep J-100 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 J-100 Performance Engines?
Advance Auto Parts keeps returns simple. For new Jeep J-100 Performance Engines and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.