Manufacturer's Part Number:
Summit Racing Part Number:
Hydraulic flat tappet
Basic Operating RPM Range:
Intake Duration at 050 inch Lift:
Exhaust Duration at 050 inch Lift:
Duration at 050 inch Lift:
221 int./221 exh.
Advertised Intake Duration:
Advertised Exhaust Duration:
275 int./275 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
Exhaust Valve Lift with Factory Rocker Arm Ratio:
Valve Lift with Factory Rocker Arm Ratio:
0.470 int./0.470 exh.
Lobe Separation (degrees):
Valve Springs Required:
Camshaft Manufacturers Description:
Good low and midrange horsepower. Needs 4-barrel and headers.
Choose In-store pick-up (OH, GA, NV) on our web site.
Howards Cams hydraulic flat tappet camshafts are offered in a variety of configurations and performance levels for optimum performance on the street or track! Howards Cams manufactures these camshafts on dedicated, high-precision cam grinding machines to strict tolerances. Each cam is 100 percent Rockwell-checked and Parkerized, ensuring the highest quality. Howards Cams hydraulic flat tappet camshafts are available in many profiles, from mild, smooth idling cams for the daily driver to aggressive, loud, rough idling camshafts for full-out racing vehicles.