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...

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Results 1 - 25 of 2000 +

COMP Cams Engine Finishing Kits 235

COMP Cams Engine Finishing Kits 235

Engine Finishing, Head Dowels, Cam Bolt, Crank Key, Oil Pump Dowel, 2-Piece Fuel Pump Eccentric, Small Ford, Kit

Part Number: CCA-235

4.79 out of 5 stars ( 38 )

Estimated Ship Date: Tomorrow

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COMP Cams Engine Finishing Kits 244

Engine Finishing Hardware, Head Dowels, Camshaft Bolts, Oil Pump Dowel, Ford, Big Block FE, Kit

Part Number: CCA-244

4.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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COMP Cams Engine Finishing Kits 233

Engine Finishing Hardware, Head Dowels, Camshaft Bolts, Crank Key, Oil Pump Dowel, Chevy, Small Block, Kit

Part Number: CCA-233

4.8 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

COMP Cams Engine Finishing Kits 234

Engine Finishing Hardware, Head Dowels, Camshaft Bolts, Crank Key, Oil Pump Dowel, Chevy, Big Block, Kit

Part Number: CCA-234

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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COMP Cams Engine Finishing Kits 245

Engine Finishing, Head Dowels, Cam Bolt, Crank Key, Oil Pump Dowel, Big Ford, Kit

Part Number: CCA-245

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

COMP Cams Engine Finishing Kits 243

Engine Finishing Kit, Bolts, Washers, Keys Eccentrics, Ford, 302/5.0L, Kit

Part Number: CCA-243

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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COMP Cams Engine Plug Kits 251

Engine Expansion Plugs, Cadillac, Chevy, Small Block LS, Kit

Part Number: CCA-251

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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COMP Cams Engine Finishing Kits 241

Engine Finishing Hardware, Head Dowels, Woodruff Keys, Cam Bolts, Chrysler, Dodge, Plymouth, Small Block, Kit

Part Number: CCA-241

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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COMP Cams Engine Finishing Kits 239

Engine Hardware Kit, Includes 2 Head Dowels, Cam Bolt and Washer, 3 Woodruff Keys, Oil Filter Roll Pin, AMC, L6, Kit

Part Number: CCA-239

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

COMP Cams Engine Finishing Kits 238

Camshaft Bolts, Engine Finishing, Cylinder Head Dowels, Timing Cover Dowel Pins, Pontiac V8, Kit

Part Number: CCA-238

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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COMP Cams Evolution Series Hydraulic Roller Lifters 85301-16

Lifters, Evolution Series Hydraulic Roller Lifters, Retrofit, 0.842 in. O.D., 2.475 in. Lifter Seat Height, Chevrolet, Small Block, Set of 16

Part Number: CCA-85301-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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COMP Cams High Energy Hydraulic Lifters 812-16

Lifters, Hydraulic Flat Tappet, Chevy, 0.842 Diameter, 1.99 Seat Height, V8/V6/L6, Set of 16

Part Number: CCA-812-16

4.07 out of 5 stars ( 69 )

Estimated Ship Date: Tomorrow

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COMP Cams High Energy Cam and Lifter Kits K66-237-4

Cam/Lifter, Valvetrain, Hydraulic Flat Tappet, Advertised Duration 260/260, Lift .447/.447, Ford, 240, 300

Part Number: CCA-K66-237-4

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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COMP Cams Evolution Series Hydraulic Roller Lifters 85401-16

Lifters, Evolution Series Hydraulic Roller Lifters, Retrofit, 0.842 in. O.D., 2.475 in. Lifter Seat Height, Chevrolet, Big Block, Set of 16

Part Number: CCA-85401-16

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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COMP Cams Evolution Series Hydraulic Roller Lifters 85701-16

Lifters, Evolution Series Hydraulic Roller Lifters, Retrofit, 0.842 in. O.D., 2.475 in. Lifter Seat Height, Oldsmobile, Pontiac, Set of 16

Part Number: CCA-85701-16

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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COMP Cams Endure-X Roller Lifters 818-16

Lifters, Mechanical Roller, Vertical Link Bar, Chevy, Set of 16

Part Number: CCA-818-16

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

COMP Cams High Energy Cam and Lifter Kits CL66-237-4

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 260/260, Lift .447/.447, Ford, 240, 300, L6, Kit

Part Number: CCA-CL66-237-4

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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COMP Cams High Energy Diecast Aluminum Rocker Arms 17043-16

Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, Fits 3/8 in. Stud, Ford, Small Block, Set of 16

Part Number: CCA-17043-16

4.44 out of 5 stars ( 34 )

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Proform Super-Street Roller Rocker Arms 66911

3.25 out of 5 stars ( 19 )

Estimated Ship Date: Tomorrow

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COMP Cams High Energy Diecast Aluminum Rocker Arms 17001-16

Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.5 Ratio, Fits 3/8 in. Stud, Chevy, Small Block, Set of 16

Part Number: CCA-17001-16

4.53 out of 5 stars ( 57 )

Estimated Ship Date: Tomorrow

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COMP Cams Camshaft Phaser Limiter Kits 5761CPG

Camshaft Phaser, Limiting Plate, Chrysler, Dodge, Kit

Part Number: CCA-5761

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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COMP Cams High Energy Camshafts 66-237-4

Camshaft, Hydraulic Flat Tappet, Advertised Duration 260/260, Lift .447/.447, Ford, 240, 300, Each

Part Number: CCA-66-237-4

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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COMP Cams Oil Restrictors 4917CPG

Oil Restrictors, .055 in. Orifice Diameter, Chevrolet, Big Block/Small Block, Pair

Part Number: CCA-4917

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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COMP Cams Ultra Gold ARC Series Aluminum Break-In Rocker Arms 19012-16

Rocker Arms, Ultra Gold Break-In, Full Roller, 1.3 Ratio, Aluminum, 7/16 in. Stud Size, Chevy, Set of 16

Part Number: CCA-19012-16

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

COMP Cams High Energy Hydraulic Lifters 832-16

Lifters, Hydraulic Flat Tappet, Ford, Lincoln, Mercury, Set of 16

Part Number: CCA-832-16

3.5 out of 5 stars ( 32 )

Estimated Ship Date: Tomorrow

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COMP Cams Valve Seals 520-1

5/16" VITON METAL BODY SEAL W/.530 GUIDE

Part Number: CCA-520-1

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

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