Products specifications

Exhaust Duration	319
Fitment	Universal Fit
Exhaust Duration @ .050 in.	282
Exhaust Valve Lift(in)	0.68
Intake Duration	306
Intake Duration @ .050 in.	271
Intake Valve Lift(in)	0.680
Lifter Type	Mechanical Roller
RPM Range	4000-13000
Usage	Marine