COMP Cams Xtreme Energy Hi-Lift Cam and Lifter Kits SK21-227-4

COMP Cams Xtreme Energy Hi-Lift cam and lifter kits are designed to take advantage of the latest improvements in valvetrain components and the newest developments in camshaft design. The aggressive lobe design of these cams produces better throttle response, and their high-lift design gives extra lift for top-end horsepower.Brand: COMP Cams
Manufacturer's Part Number: SK21-227-4
Part Type: Camshaft Kits
Product Line: COMP Cams Xtreme Energy Hi-Lift Cam and Lifter Kits
HP Direct Part Number: CCA-SK21-227-4
UPC: 036584081265
Cam Style: Hydraulic flat tappet
Basic Operating RPM Range: 2,000-5,800
Camshaft Use: Street/Strip
Intake Duration at 050 inch Lift: 231
Exhaust Duration at 050 inch Lift: 237
Duration at 050 inch Lift: 231 int./237 exh.
Advertised Intake Duration: 275
Advertised Exhaust Duration: 287
Advertised Duration: 275 int./287 exh.
Intake Valve Lift with Factory Rocker Arm Ratio: 0.525 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.525 in.
Valve Lift with Factory Rocker Arm Ratio: 0.525 int./0.525 exh.
Lobe Separation (degrees): 110
Camshaft Gear Attachment: 1-bolt
Grind Number: XE275HL
Computer-Controlled Compatible: No
Lifters Included: Yes
Lifter Style: Hydraulic flat tappet
Valve Springs Included: No
Retainers Included: No
Locks Included: No
Valve Stem Seals Included: No
Timing Chain and Gears Included: Yes
Timing Chain Style: Double roller
Assembly Lubricant Included: Yes
Pushrods Included: No
Rocker Arms Included: No
Gaskets Included: No
Valve Springs Required: Yes
Quantity: Sold as a kit.
Notes: Pre-1968 engines require different lifters.