Basic Operating RPM Range: 1,500-6,900
Intake Duration at 050 inch Lift: 220
Exhaust Duration at 050 inch Lift: 227
Duration at 050 inch Lift: 220 int./227 exh.
Advertised Intake Duration: 260
Advertised Exhaust Duration: 271
Advertised Duration: 260 int./271 exh.
Intake Valve Lift with Factory Rocker Arm Ratio: 0.492 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.453 in.
Valve Lift with Factory Rocker Arm Ratio: 0.492 int./0.453 exh.
Lobe Separation (degrees): 128
Computer-Controlled Compatible: Yes
Grind Number: F5.0D NSR-BL1H-128
Valve Springs Required: No
Requires phase limiters.
