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Technical Articles for Part Number CCA-K11-420-8
COMP Cams Magnum Retrofit Cam and Lifter Kits
Cam, Lifters, Valvetrain, Hydraulic Roller Tappet, Advertised Duration 270/270, Lift .566/.566, Chevy, 396-454
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Estimated Ship Date from Texas: Today Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
K11-420-8
Part Type:
Product Line:
Summit Racing Part Number:
CCA-K11-420-8
UPC:
036584462293
Cam Style:
Hydraulic roller, Retro-fit
Basic Operating RPM Range:
1,800-5,000
Camshaft Use:
Street/Strip
Intake Duration at 050 inch Lift:
215
Exhaust Duration at 050 inch Lift:
215
Duration at 050 inch Lift:
215 int./215 exh.
Advertised Intake Duration:
270
Advertised Exhaust Duration:
270
Advertised Duration:
270 int./270 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.566 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.566 in.
Valve Lift with Factory Rocker Arm Ratio:
0.566 int./0.566 exh.
Lobe Separation (degrees):
110
Grind Number:
270HR
Computer-Controlled Compatible:
No
Lifters Included:
Yes
Lifter Style:
Hydraulic roller
Valve Springs Included:
Yes
Outside Diameter of Outer Spring (in.):
1.525 in.
Retainers Included:
Yes
Locks Included:
Yes
Valve Stem Seals Included:
Yes
Timing Chain and Gears Included:
Yes
Timing Chain Style:
Double roller
Assembly Lubricant Included:
No
Pushrods Included:
Yes
Rocker Arms Included:
No
Gaskets Included:
No
Valve Springs Required:
No
Quantity:
Sold as a kit.
Notes:
Requires thrust button and wear plate.
COMP Cams Magnum Retrofit Cam and Lifter Kits
COMP Cams Magnum retrofit cam and lifter kits are designed for everyone from the serious street performance enthusiast to the all-out competition drag racer. Whether you're driving a street rod, a show car with power accessories, a super gas, or super competition car on alcohol, COMP Cams kits will fit your engine's needs.
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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