Manufacturer's Part Number:
Howards Cams Hydraulic Roller Camshafts
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:
233 int./245 exh.
Advertised Intake Duration:
Advertised Exhaust Duration:
286 int./298 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
Exhaust Valve Lift with Factory Rocker Arm Ratio:
Valve Lift with Factory Rocker Arm Ratio:
0.634 int./0.634 exh.
Lobe Separation (degrees):
Camshaft Gear Attachment:
Valve Springs Required:
Camshaft Manufacturers Description:
Fair idle, aggressive street. Big midrange torque, good with 150+ nitrous oxide or blower.
Retrofit roller cam for engines that did not originally come with a roller cam.
Choose In-store pick-up (OH, GA, NV) on our web site.
Howards Cams hydraulic roller camshafts are offered in a wide variety of profiles, from mild to wild. These camshafts are precision-ground from race-quality cores, in-house, on dedicated cam-grinding machines. Each Howards Cams hydraulic roller camshaft is manufactured to the highest quality standards. Count on Howards Cams for your vehicle's hydraulic roller camshaft needs.