Here are the specs:

Intake Valve Lift 1.5 .518"
Exhaust Valve Lift 1.5 .518"



Intake Duration at .050" 232 degrees
Exhaust Duration at .050" 245 degrees

Lobe Separation Angle 107º

Intake Opening at .050"
Exhaust Opening at .050" 12° BTC
52.5° BBC

Intake Closing at .050"
Exhaust Closing at .050" 40° ABC
12.5° ATC

Min. Suggested Cylinder PSI

Sweet Spot RPM 1800-5200