New
Normal
Performance cam
Good mid to upper RPM range
Aggressive idle
Needs comp, manifold & headers etc and hi stall
See fitting notes
Performance cam
Good mid to upper RPM range
Aggressive idle
Needs comp, manifold & headers etc and hi stall
See fitting notes
| RPM Range | Part No. | Duration | with 1.70 Rocker | Lobe Sep Angle |
Lash
Measured Hot |
|||||
|---|---|---|---|---|---|---|---|---|---|---|
| Advertised | @.050” | |||||||||
| IN | EX | IN | EX | IN | EX | IN | EX | |||
| 3500 - 6800 | 21725 | 307° | 310° | 242° | 246° | 0.643" | 0.643" | 109 | HYD | HYD |
Must use performance springs.
Must use performance retainers.
Machining required to fit these components.
Converter stall speed should be equal to or greater than the minimum RPM of the cam power range