Manufacturer's Part Number:
Summit Racing Part Number:
Hydraulic roller tappet
Basic Operating RPM Range:
Intake Duration at 050 inch Lift:
Exhaust Duration at 050 inch Lift:
Duration at 050 inch Lift:
226 int./238 exh.
Advertised Intake Duration:
Advertised Exhaust Duration:
275 int./290 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
Exhaust Valve Lift with Factory Rocker Arm Ratio:
Valve Lift with Factory Rocker Arm Ratio:
0.598 int./0.615 exh.
Lobe Separation (degrees):
Camshaft Gear Attachment:
Valve Springs Required:
Camshaft Manufacturers Description:
6.0-7.0L engines with rectangle port cylinder heads, greatly improved power band over stock, computer tuning required, slight choppy idle, best for stock motors with bolt on parts and 2,500 stall converter, works with stock gear ratio.
With rectangular port heads. 2500 stall converter with stock gears is recommended. Custom computer tuning required.
Choose In-store pick-up (OH, GA, NV) on our web site.
These Summit Racing® LS engine custom grinds, by COMP Cams hydraulic roller camshafts have been specially ground just for us! They feature modern lobe profiles that take full advantage of high-flowing late model GM LS cylinder heads. The camshafts are tailored for a specific rpm range and usage, from torque to high-rpm horsepower. The Summit Racing® LS engine custom grinds, by COMP Cams hydraulic roller camshafts are available in a variety of configurations to work with your naturally aspirated, supercharged, nitrous injected or turbocharged LS engine.