Product Description
COMP Cams XFI RPM High-Lift Camshafts 54-428-11
Camshaft, Hydraulic Roller Tappet, Advertised Duration 281/283, Lift .571/.573, Chevy, Small Block, LS
COMP Cams XFI RPM High-Lift Camshafts
Brand: COMP Cams
Manufacturer's Part Number: 54-428-11
Part Type: Camshafts
Product Line: COMP Cams XFI RPM High-Lift Camshafts
UPC: 036584068327
Cam Style: Hydraulic roller, OE roller
Camshaft Use: Street/Strip
Basic Operating RPM Range: 2,200–7,200
Intake Duration at 050 inch Lift: 228
Exhaust Duration at 050 inch Lift: 230
Duration at 050 inch Lift: 228 int./230 exh.
Advertised Intake Duration: 281
Advertised Exhaust Duration: 283
Advertised Duration: 281 int./283 exh.
Intake Valve Lift with Factory Rocker Arm Ratio: 0.571 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.573 in.
Valve Lift with Factory Rocker Arm Ratio: 0.571 int./0.573 exh.
Lobe Separation (degrees): 112
Camshaft Gear Attachment: 3-bolt
Remanufactured: No
Computer-Controlled Compatible: Yes
Grind Number: XR281HR
Valve Springs Required: Yes
Quantity: Sold individually.
Notes:
For use with Fast LSX intakes. Requires custom computer tuning.
COMP Cams XFI RPM High-Lift Camshafts
COMP Cams XFI RPM high-lift cams have been designed to increase horsepower and extend the rpm range of your engine. Made for applications where a high-lift is necessary, these cams have the power to help you meet your performance goals.
