Designed for boost levels in the 8 to 20psi range, works well with non-ported cylinder head and stock valve springs. Wider lobe separation & short duration build more cylinder pressure.
| Adv Dur (.020″) | 262°/258° |
| Dur @ .050 | 234°/230° |
| Valve Lift (1:1) | .436″/.422″ |
| Valve Lift (mm) | 11.07/10.72 |
Be the first to review “BC0981T – Polaris Pro R (21-up) Stage 2+ Forced Induction Camshafts (pair)”
| Make | Model | Year |
|---|---|---|
| Polaris | Pro R | 2021 |
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