Camshaft Kits - 1,900-5,600 Basic Operating RPM Range - No Valve Springs Required - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

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: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Cam/Lifters/Valvetrain, Hydraulic Roller Tappet, Adv. Duration 283/303, Lift .511/.497, Chevy, Small Block

Part Number: CCA-K12-600-8

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Combo, COMP Cams, Cam and Springs, Advertised Duration 291/311, Lift .522/.509, Springs, Chevy, 5.0, 5.7L, Kit

Part Number: CMB-09-0013

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

Combo, COMP Cams, Cam and Springs, Advertised Duration 283/303, Lift .513/.498, Springs, Chevy, 5.0, 5.7L, Kit

Part Number: CMB-09-0012

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Estimated Ship Date: Monday 2/23/2026 if shipped by air