Comp Cams Xtreme Energy XR270HR Retro-Fit Hydraulic Roller Camshaft Small Kit
COMP CAMS
SKU #CMP-SK12-422-8
$1,215.95
Comp Cams Xtreme Energy XR270HR Retro-Fit Hydraulic Roller Camshaft Small Kit
SKU
CMP-SK12-422-8
Qty
Not legal for sale or use in the state of California
Chevy 262-400ci Small Block 1955-98
For engines NOT originally equipped with a hydraulic roller camshaft.
High performance application, largest with stock converter, noticeable idle.
265, 283, 307, 302, 305, 327, 350, 383, 400, 427, L46, L48, L65, LM1, LT-1, L82, L81, LS9, L83, L98, L05, LG3, LG4, LT1, LT4, Camaro, Corvette, Chevelle, Stingray, Silverado, C10, Firebird, Chevrolet, Chevy, Small Block Chevy, Caprice, Malibu, Impala, Nova, 355, GEN1, Monte Carlo, S10
Features:
Advertised Duration
270 int./276 exh.
Advertised Exhaust Duration
276
Advertised Intake Duration
270
Assembly Lubricant Included
No
Basic Operating RPM Range
1,600-5,400
Cam Style
Hydraulic roller tappet
Computer-Controlled Compatible
No
Duration at 050 inch Lift
218 int./224 exh.
Engine Make/Size
Chevy Small Block (262-400)
Exh. Duration @ .050 in. (Deg)
224
Exh. Duration Advertised (Deg)
276
Exhaust Duration at 050 inch Lift
224
Exhaust Valve Lift
0.502 in (12.751 mm)
Exhaust Valve Lift with Factory Rocker Arm Ratio (
0.502
Gaskets Included
No
Grind Number
XR270HR
Int. Duration @ .050 in. (Deg)
218
Int. Duration Advertised (Deg)
270
Intake Duration at 050 inch Lift
218
Intake Valve Lift
0.495 in (12.573 mm)
Intake Valve Lift with Factory Rocker Arm Ratio (i
0.495
Lifter Style
Hydraulic roller
Lifter Type
Hydraulic Roller
Lifters Included
Yes
Lobe Separation (Deg)
110
Locks Included
No
Package Depth
25.30
Package Height
5.20
Package Width
10.30
Part Category
Performance Parts
Part Fitment
Semi Universal
Pushrods Included
No
Quantity
Sold as a kit
RPM Range
1600-5400
Retainers Included
No
Rocker Arms Included
No
Shipping Weight
18.90
Timing Chain Style
Double roller
Timing Chain and Gears Included
Yes
Usage
Street/Performance
Valve Lift with Factory Rocker Arm Ratio
0.495 int./0.502 exh.
Valve Springs Included
No
Valve Springs Required
No
Valve Stem Seals Included
No
Vendor Part Number
SK12-422-8
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