Basic Operating RPM Range: 1,700-7,000
Intake Duration at 050 inch Lift: 228
Exhaust Duration at 050 inch Lift: 231
Duration at 050 inch Lift: 228 int./231 exh.
Advertised Intake Duration: 268
Advertised Exhaust Duration: 275
Advertised Duration: 268 int./275 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): 126
Computer-Controlled Compatible: Yes
Grind Number: F5.0D NSR-NA2H-126
Valve Springs Required: No
Requires phase limiters.