These stage 1 high performance camshafts can run with the stock valve spring at stock RPM limit, or use our spring to run up to 32lb boost and 9000 RPM.
Duration @ 0.1 mm Valve Lift: 264 Inlet/252 Exhaust
Duration @ 0.1 mm Valve Lift: 226 Inlet/212 Exhaust
Valve Lift @ 1 to 1: 10.00mm Inlet/9.30mm Exhaust