Intake Duration at 050 inch Lift: 226
Exhaust Duration at 050 inch Lift: 226
Duration at 050 inch Lift: 226 int./226 exh.
Advertised Intake Duration: 288
Advertised Exhaust Duration: 288
Intake Valve Lift with Factory Rocker Arm Ratio: 0.512 in.
Exhaust Valve Lift with Factory...