New MOTION PRO Camshaft Exhaust For YAMAHA WR250F, YZ250F H-4020-1E
Brand: MOTION PRO
Part No: H-4020-1E
Additional product details
Overview
Camshafts YAM WR250F 01-13 Stage 1: Dual cam engine. Intake and exhaust cams sold separately. Increases bottom and midrange power for improved snap
STAGE 1
H-4020-1E Camshaft Exhaust
| Exhaust Lobe Lift (MM): 8.1 |
| Exhaust Lobe Centre (Degrees): 104 |
| Exhaust Lobe Duration at 1MM (Degrees): 252 |
| Exhaust Valve Lash (MM): 0.2 |
Stage 1 exhaust cam: Increases bottom-end and mid-range power: Improved throttle response: Uses stock valve springs: Dual cam engine: Intake and exhaust cams sold separately: Includes auto-decompression mechanism