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Engines & Engine Parts

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched...

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your...

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your daily driver.

Showing In Stock Items. Show All 249 Items.

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Results 1 - 25 of 134

COMP Cams Thumpr SBC Hydraulic Flat Tappet Cam and Lifter Kit K12-600-4

Made in the USA

COMP Cams Thumpr SBC Hydraulic Flat Tappet Cam and Lifter Kit K12-600-4

COMP Cams Thumpr SBC Hydraulic Flat Tappet Cam and Lifter Kit K12-600-4

Camshaft/Lifter Set, Hydraulic Flat Tappet, Advertised Duration 279/297, Lift 0.479 in./0.465 in., for Gears and TC Upgrade, Small Block, Chevy, Kit

Part Number: CCA-K12-600-4

4.14 out of 5 stars ( 36 )

Estimated Ship Date: Today

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COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL12-600-4

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL12-600-4

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL12-600-4

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 279/297, Lift .479/.465, Chevy, Small Block, Kit

Part Number: CCA-CL12-600-4

4.78 out of 5 stars ( 51 )

Estimated Ship Date: Today

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COMP Cams Big Mutha Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL12-602-4

Made in the USA

COMP Cams Big Mutha Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL12-602-4

COMP Cams Big Mutha Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL12-602-4

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 295/313, Lift .500/.486, Chevy, Small Block, Kit

Part Number: CCA-CL12-602-4

4.73 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K11-600-4

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K11-600-4

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K11-600-4

Cam, Lifters, Valvetrain, Hydraulic Flat Tappet, Advertised Duration 279/296, Lift .498/.483, Chevy, Big Block

Part Number: CCA-K11-600-4

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL11-600-4

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL11-600-4

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL11-600-4

Camshaft, Lifters, Hydraulic Flat Tappet, Advertised Duration 279/297, Lift .498/.483, Chevy, Big Block

Part Number: CCA-CL11-600-4

4.31 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K12-601-4

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K12-601-4

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K12-601-4

Cam/Lifter, Valvetrain, Hydraulic Flat Tappet, Advertised Duration 287/305, Lift .489/.476, Chevy Small Block

Part Number: CCA-K12-601-4

4.3 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K34-600-5

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K34-600-5

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K34-600-5

Cam/Lifters/Valvetrain, Hydraulic Flat Tappet, Adv. Duration 278/296, Lift .506/.493, Ford, 429, 460, Kit

Part Number: CCA-K34-600-5

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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COMP Cams Thumpr Hydraulic Flat Tappet Camshafts 12-600-4

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Camshafts 12-600-4

COMP Cams Thumpr Hydraulic Flat Tappet Camshafts 12-600-4

Camshaft, Hydraulic Flat Tappet, Advertised Duration 279/297, Lift .479/.465, Chevy, Small Block, Each

Part Number: CCA-12-600-4

4.5 out of 5 stars ( 16 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Thumpr Hydraulic Roller Cam and Lifter Kits CL12-602-8

Made in the USA

COMP Cams Thumpr Hydraulic Roller Cam and Lifter Kits CL12-602-8

COMP Cams Thumpr Hydraulic Roller Cam and Lifter Kits CL12-602-8

Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 299/319, Lift .531/.517, Chevy, Small Block, Kit

Part Number: CCA-CL12-602-8

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Thumpr Hydraulic Flat Tappet Camshafts 11-600-4

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Camshafts 11-600-4

COMP Cams Thumpr Hydraulic Flat Tappet Camshafts 11-600-4

Camshaft, Thumpr, Hydraulic Flat Tappet, Advertised Duration 279/297, Lift .498/.483, Chevy, Big Block, Each

Part Number: CCA-11-600-4

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Thumpr Hydraulic Roller Cam and Lifter Kits CL12-601-8

Made in the USA

COMP Cams Thumpr Hydraulic Roller Cam and Lifter Kits CL12-601-8

COMP Cams Thumpr Hydraulic Roller Cam and Lifter Kits CL12-601-8

Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 291/311, Lift .521/.507, Chevy, Small Block, Kit

Part Number: CCA-CL12-601-8

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL31-601-5

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL31-601-5

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL31-601-5

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 279/296, Lift .491/.476, Ford, 221-302, Kit

Part Number: CCA-CL31-601-5

4.33 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K42-600-5

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K42-600-5

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K42-600-5

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 278/296, Lift .491/.476, Oldsmobile V8, Kit

Part Number: CCA-K42-600-5

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL12-601-4

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL12-601-4

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL12-601-4

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 287/305, Lift .489/.476, Chevy, Small Block, Kit

Part Number: CCA-CL12-601-4

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K21-600-5

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K21-600-5

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K21-600-5

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 279/296, Lift .486/.473, Chrysler, Big Block, Kit

Part Number: CCA-K21-600-5

Not Yet Reviewed

Estimated Ship Date: Today

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COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL11-602-4

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL11-602-4

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL11-602-4

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 295/312, Lift .522/.507, Chevy, Big Block, Kit

Part Number: CCA-CL11-602-4

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

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COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K35-600-4

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K35-600-4

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits K35-600-4

Cam/Lifter, Valvetrain, Hydraulic Flat Tappet, Advertised Duration 279/297, Lift .490/.475, Ford, 351W, Kit

Part Number: CCA-K35-600-4

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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COMP Cams Thumpr Retrofit Hydraulic Roller Camshafts 11-600-8

Made in the USA

COMP Cams Thumpr Retrofit Hydraulic Roller Camshafts 11-600-8

COMP Cams Thumpr Retrofit Hydraulic Roller Camshafts 11-600-8

Camshaft, Hydraulic Roller Tappet, Advertised Duration 283/303, Lift .547/.530, Chevy, Big Block, Each

Part Number: CCA-11-600-8

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Thumpr Retrofit Hydraulic Roller Camshafts 12-602-8

Made in the USA

COMP Cams Thumpr Retrofit Hydraulic Roller Camshafts 12-602-8

COMP Cams Thumpr Retrofit Hydraulic Roller Camshafts 12-602-8

Camshaft, Hydraulic Roller Tappet, Advertised Duration 299/319, Lift .531/.517, Chevy, Small Block, Each

Part Number: CCA-12-602-8

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL21-602-5

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL21-602-5

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL21-602-5

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 295/312, Lift .507/.494, Chrysler, Big Block, Kit

Part Number: CCA-CL21-602-5

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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COMP Cams Thumpr Hydraulic Roller Cam and Lifter Kits CL35-600-8

Made in the USA

COMP Cams Thumpr Hydraulic Roller Cam and Lifter Kits CL35-600-8

COMP Cams Thumpr Hydraulic Roller Cam and Lifter Kits CL35-600-8

Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 283/303, Lift .531/.515, Ford, 351W, Kit

Part Number: CCA-CL35-600-8

Not Yet Reviewed

Estimated Ship Date: Today

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COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL35-602-4

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL35-602-4

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL35-602-4

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 295/313, Lift .512/.489, Ford, 351W, Kit

Part Number: CCA-CL35-602-4

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL34-600-5

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL34-600-5

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL34-600-5

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 278/296, Lift .506/.493, Ford, 429, 460, Kit

Part Number: CCA-CL34-600-5

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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COMP Cams Thumpr Retrofit Hydraulic Roller Camshafts 35-600-8

Made in the USA

COMP Cams Thumpr Retrofit Hydraulic Roller Camshafts 35-600-8

COMP Cams Thumpr Retrofit Hydraulic Roller Camshafts 35-600-8

Camshaft, Hydraulic Roller Tappet, Advertised Duration 283/303, Lift .531/.515, Ford, 351W, Each

Part Number: CCA-35-600-8

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL20-602-4

Made in the USA

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL20-602-4

COMP Cams Thumpr Hydraulic Flat Tappet Cam and Lifter Kits CL20-602-4

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 295/312, Lift .507/.494, Mopar, Small Block LA

Part Number: CCA-CL20-602-4

5.0 out of 5 stars ( 2 )

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