CAMS LSR HYDRAULIC CAMSHAFT 235/231@50 621/617 CHEV LS 3 BOLT CO54-481-11
Product Information
COMP CAMS LSR HYDRAULIC CAMSHAFT 235/231@50 621/617 CHEV LS 3 BOLT CO54-481-11
These 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.
Specs:
Application: GM LS Series V8, Gen III/IV, 3 Bolt, see notes
Cam Style:Hydraulic roller tappet
Basic Operating RPM Range:2,700-7,200
Intake Duration at 050 inch Lif235
Exhaust Duration at 050 inch Lif231
Duration at 050 inch Lif235 int./231 exh.
Advertised Intake Duration:285
Advertised Exhaust Duration:281
Advertised Duration:285 int./281 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:0.621 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:0.617 in.
Valve Lift with Factory Rocker Arm Ratio:0.621 int./0.617 exh.
Lobe Separation (degrees):115
Camshaft Gear Attachmen3-bolt
Computer-Controlled Compatible:Yes
Grind Number:285LTBHR15
Valve Springs Required:Yes
Quantity:Sold individually.
Notes:Cannot use stock springs. Best with remote mount turbo systems. Custom computer tuning required.

Product Information
COMP CAMS LSR HYDRAULIC CAMSHAFT 235/231@50 621/617 CHEV LS 3 BOLT CO54-481-11
These 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.
Specs:
Application: GM LS Series V8, Gen III/IV, 3 Bolt, see notes
Cam Style:Hydraulic roller tappet
Basic Operating RPM Range:2,700-7,200
Intake Duration at 050 inch Lif235
Exhaust Duration at 050 inch Lif231
Duration at 050 inch Lif235 int./231 exh.
Advertised Intake Duration:285
Advertised Exhaust Duration:281
Advertised Duration:285 int./281 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:0.621 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:0.617 in.
Valve Lift with Factory Rocker Arm Ratio:0.621 int./0.617 exh.
Lobe Separation (degrees):115
Camshaft Gear Attachmen3-bolt
Computer-Controlled Compatible:Yes
Grind Number:285LTBHR15
Valve Springs Required:Yes
Quantity:Sold individually.
Notes:Cannot use stock springs. Best with remote mount turbo systems. Custom computer tuning required.