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:
224 int./230 exh.
Advertised Intake Duration:
Advertised Exhaust Duration:
276 int./282 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
Exhaust Valve Lift with Factory Rocker Arm Ratio:
Valve Lift with Factory Rocker Arm Ratio:
0.502 int./0.510 exh.
Lobe Separation (degrees):
Valve Springs Required:
Retro-fit: Designed for early non-roller blocks. Requires thrust button and wear plate.
Choose In-store pick-up (OH, GA, NV) on our web site.
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