More aggressive than the Stage 2 but still works with factory valve springs. Pulls hard up through 9500 rpm but still delivers power on demand on the low end. ECU flash or tune recommended.
| Adv Dur (.020") |
260°/262° |
| Dur @ .050 |
240°/240° |
| Valve Lift (1:1) |
.430"/.430" |
| Valve Lift (mm) |
10.92/10.92 |
