2005-2013 Camshaft LS7 & LS9 by Comp Cams
APPLICATION: Will fit any LS Engine however for best results use in LS7 or LS9 large displacement engine with rectangular port cylinder head
These COMP Cams LSR Series hydraulic roller camshafts feature modern lobe profiles that take full advantage of high-flowing late model GM LS rectangular port cylinder heads. They are tailored for a specific rpm range and usage, from torque to high-rpm horsepower. Give your Chevy LS engine a shot in the arm with one of these COMP Cams LSR Series hydraulic roller camshafts.
- Hydraulic Roller Tappet
- Advertised Duration 305/321
- Lift .624/.624
- RPM Range: 2,800-7,200
- Intake Duration at 050 inch Lift:255
- Exhaust Duration at 050 inch Lift:271
- Duration at 050 inch Lift:255 int./271 exh.
- Advertised Intake Duration:305
- Advertised Exhaust Duration:321
- Advertised Duration:305 int./321 exh.
- Intake Valve Lift with Factory Rocker Arm Ratio:0.624 in.
- Exhaust Valve Lift with Factory Rocker Arm Ratio:0.624 in.
- Valve Lift with Factory Rocker Arm Ratio:0.624 int./0.624 exh.
- Lobe Separation (degrees):115
- Camshaft Gear Attachment:3-bolt
- Computer-Controlled Compatible:Yes
- Valve Springs Required:Yes (655-489)
Notes:Cannot use stock springs. With rectangular CNC port heads on engines over 440 cu. in. Custom computer tuning required.
Also known under these part numbers: (For reference only)