Product Description
COMP Cams LSR Series Hydraulic Roller Camshafts 54-458-11
Camshaft, Hydraulic Roller Tappet, Advertised Duration 277/285, Lift .614/.621, Chevy, Small Block, LS
COMP Cams LSR Series Hydraulic Roller Camshafts
Brand: COMP Cams
Manufacturer's Part Number: 54-458-11
Part Type: Camshafts
Product Line: COMP Cams LSR Series Hydraulic Roller Camshafts
UPC: 036584195221
Cam Style: Hydraulic roller, OE roller
Camshaft Use: Street/Strip
Basic Operating RPM Range: 1,900–7,000
Intake Duration at a 50-inch Lift: 227
Exhaust Duration at a 50-inch Lift: 235
Duration at a 50-inch lift: 227 int./235 exh.
Advertised Intake Duration: 277
Advertised Exhaust Duration: 285
Advertised Duration: 277 int./285 exh.
Intake Valve Lift with Factory Rocker Arm Ratio: 0.614 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.621 in.
Valve Lift with Factory Rocker Arm Ratio: 0.614 int./0.621 exh.
Lobe Separation (degrees): 113
Camshaft Gear Attachment: 3-bolt
Remanufactured: No
Computer-Controlled Compatible: Yes
Grind Number: 277LRHR13
Valve Springs Required: Yes
Quantity: Sold individually.
Notes:
Designed for small cu. in. engines. Cannot use stock springs. Requires custom computer tuning. Better-flowing exhaust and intake are recommended.
COMP Cams LSR Series Hydraulic Roller Camshafts
COMP Cams LSR Series hydraulic roller camshafts feature modern lobe profiles that take full advantage of high-flowing late model GM LS3 rectangular port cylinder heads. They are tailored for a specific rpm range and usage, from torque to high-rpm horsepower. Give your Chevy LS3 engine a shot in the arm with one of these COMP Cams LSR Series hydraulic roller camshafts.
