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.
COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits K12-422-8
$1,472.95 Original price was: $1,472.95.$1,178.36Current price is: $1,178.36.
Cam/Lifters/Valvetrain, Hydraulic Roller Tappet, Adv. Duration 270/276, Lift .495/.502, Chevy, Small Block
SKU: K12-422-8
Categories: Camshaft Kits, Camshafts & Valvetrain, Engines & Components
Tags: Camshaft Kits, Camshafts & Valvetrain, Engines & Components
Brand:
Manufacturer’s Part Number:
K12-422-8
Part Type:
Product Line:
Summit Racing Part Number:
CCA-K12-422-8
UPC:
036584034094
Cam Style:
Hydraulic roller, Retro-fit
Basic Operating RPM Range:
1,600-5,400
Camshaft Use:
Street/Strip
Intake Duration at 050 inch Lift:
218
Exhaust Duration at 050 inch Lift:
224
Duration at 050 inch Lift:
218 int./224 exh.
Advertised Intake Duration:
270
Advertised Exhaust Duration:
276
Advertised Duration:
270 int./276 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.495 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.502 in.
Valve Lift with Factory Rocker Arm Ratio:
0.495 int./0.502 exh.
Lobe Separation (degrees):
110
Grind Number:
CS XR270HR-10
Computer-Controlled Compatible:
No
Lifters Included:
Yes
Lifter Style:
Hydraulic roller
Valve Springs Included:
Yes
Outside Diameter of Outer Spring (in.):
1.430 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:
Retro-fit: Designed for early non-roller blocks. Requires thrust button and wear plate.
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