COMP Cams 54-446-11 XFI XE-R Hydraulic Roller Camshaft 281HR
GM Gen III/LS1/LS2/LS6 1997-PRESENT (Three-Bolt)
XFI XE-R Hydraulic Roller Camshafts
Xtreme Energy XE-R design for standard displacement LS6 and LS1.
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Operating Range: |
2400-7200 RPM |
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Duration Advertised: |
281° Intake / 283° Exhaust |
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Duration @ .050'': |
232° Intake / 234° Exhaust |
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Valve Lift w/1.7 Rockers: |
.595'' Intake / .598'' Exhaust |
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Lobe Separation Angle: |
112° |
Specifications:
Intake Valve Lift (in.) 0.595
Exhaust Valve Lift (in.) 0.598
Int. Duration @ .050 in. (Deg) 232
Exh. Duration @ .050 in. (Deg) 234
Int. Duration Advertised (Deg) 281
Exh. Duration Advertised (Deg) 283
Engine Make/Size Chevy Small Block (262-400)
Lifter Type Hydraulic Roller
Usage Street/Performance
RPM Range 2400-7200
Lobe Separation (Deg) 112
Advertised Duration 281 int./283 exh.
Advertised Exhaust Duration 283
Advertised Intake Duration 281
Basic Operating RPM Range 2,400-7,200
Cam Style Hydraulic roller tappet
Camshaft Gear Attachment 3-bolt
Computer-Controlled Compatible Yes
Duration at 050 inch Lift 232 int./234 exh.
Exhaust Duration at 050 inch Lift 234
Exhaust Valve Lift with Factory Rocker Arm Ratio (in.) 0.598
Grind Number XER281HR
Intake Duration at 050 inch Lift 232
Intake Valve Lift with Factory Rocker Arm Ratio (in.) 0.595
Quantity Sold individually
Valve Lift with Factory Rocker Arm Ratio 0.595 int./0.598 exh.
Valve Springs Required Yes
Manufacturer's Part Number: 54-446-11