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Make/Model
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- CB XR274 R-10 (1)
- XR274R (1)
Valve Springs Included
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- Yes (1)
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- 1.535 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Retainers Included
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- Yes (1)
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- Yes (1)
Valve Stem Seals Included
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- Yes (1)
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2 Results Found For "S-639"

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COMP Cams Xtreme Energy Cam and Lifter Kits K11-770-8

Made in the USA

COMP Cams Xtreme Energy Cam and Lifter Kits K11-770-8

COMP Cams Xtreme Energy Cam and Lifter Kits K11-770-8

Cam/Lifter, Valvetrain, Mechanical Roller Tappet, Advertised Duration 274/280, Lift .639/.646, Chevy, 396-454

Part Number: CCA-K11-770-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

COMP Cams Xtreme Energy Cam and Lifter Kits SK11-770-8

Made in the USA

COMP Cams Xtreme Energy Cam and Lifter Kits SK11-770-8

COMP Cams Xtreme Energy Cam and Lifter Kits SK11-770-8

Cam/Lifters/Timing, Mechanical Roller Tappet, Adv. Duration 274/280, Lift .639/.646, Chevy, Big Block, Kit

Part Number: CCA-SK11-770-8

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

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