COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits

4.22 out of 5 stars 40 Customer Reviews

COMP Cams Xtreme Energy retrofit cam and lifter kits are built to take advantage of the latest cam technology, to provide maximum performance. Whether your use is off-roading, towing, or street performance, there is an Xtreme Energy kit available for you. By using an aggressive lobe profile, these kits provide better throttle response and more top-end horsepower than equivalent cams from other manufacturers, while delivering increased engine vacuum.

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits K11-422-8

COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits K11-422-8

Cam/Lifters, Valvetrain, Hydraulic Roller Tappet, Adv. Duration 270/276, Lift .510/.510, Chevy, Big Block, Kit

Part Number: CCA-K11-422-8

4.67 out of 5 stars ( 3 )

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits K34-422-9

Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 270/276, Lift .521/.521, Ford, Big Block, Kit

Part Number: CCA-K34-422-9

Not Yet Reviewed

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits K12-412-8

Cam/Lifters/Valvetrain, Hydraulic Roller Tappet, Adv. Duration 264/270, Lift .487/.495, Chevy, Small Block

Part Number: CCA-K12-412-8

1.5 out of 5 stars ( 2 )

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits CL12-432-8

Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 282/288, Lift .510/.520, Chevy, Small Block, Kit

Part Number: CCA-CL12-432-8

5.0 out of 5 stars ( 5 )

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits K11-423-8

Cam/Lifters, Valvetrain, Hydraulic Roller Tappet, Advertised Duration 276/282, Lift .510/.510, Chevy, 396-454

Part Number: CCA-K11-423-8

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits CL12-422-8

Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 270/276, Lift .495/.502, Chevy, Small Block, Kit

Part Number: CCA-CL12-422-8

Not Yet Reviewed

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits CL12-423-8

Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 276/282, Lift .502/.510, Chevy, Small Block, Kit

Part Number: CCA-CL12-423-8

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits CL12-433-8

Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 288/294, Lift .520/.540, Chevy, Small Block, Kit

Part Number: CCA-CL12-433-8

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits K12-423-8

Cam/Lifters/Valvetrain, Hydraulic Roller Tappet, Adv. Duration 276/282, Lift .502/.510, Chevy, Small Block

Part Number: CCA-K12-423-8

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits CL12-408-8

Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 258/264, Lift .480/.487, Chevy, Small Block, Kit

Part Number: CCA-CL12-408-8

Not Yet Reviewed

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits K12-422-8

Cam/Lifters/Valvetrain, Hydraulic Roller Tappet, Adv. Duration 270/276, Lift .495/.502, Chevy, Small Block

Part Number: CCA-K12-422-8

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits CL35-421-8

Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 270/276, Lift .513/.513, Ford, 351W, Kit

Part Number: CCA-CL35-421-8

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits K12-443-8

Cam/Lifters/Valvetrain, Hydraulic Roller Tappet, Adv. Duration 294/300, Lift .540/.562, Chevy, Small Block

Part Number: CCA-K12-443-8

Not Yet Reviewed

Estimated Ship Date: Today

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits CL12-443-8

Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 294/300, Lift .540/.562, Chevy, Small Block, Kit

Part Number: CCA-CL12-443-8

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits SK35-427-8

Cam/Lifters/Timing, Hydraulic Roller Tappet, Adv. Duration 294/300, Lift .576/.600, Ford, 351W, Kit

Part Number: CCA-SK35-427-8

Not Yet Reviewed

Estimated Ship Date: Today

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits K51-423-11

Camshaft Kits, Xtreme Energy Retrofit Cam and Lifter Kits, Hydraulic Roller, Advertised Duration 276/282, Lift 0.502/0.510, Pontiac, Pontiac V8, Kit

Part Number: CCA-K5142311

Not Yet Reviewed

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COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits CL11-413-8

Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 264/270, Lift .510/.510, Chevy, Big Block, Kit

Part Number: CCA-CL11-413-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits CL11-443-8

Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 294/300, Lift .540/.560, Chevy, Big Block, Kit

Part Number: CCA-CL11-443-8

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits CL11-423-8

Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 276/282, Lift .510/.510, Chevy, Big Block, Kit

Part Number: CCA-CL11-423-8

Not Yet Reviewed

Estimated Ship Date: Today

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