Cam Yfz450R 4303-3E 4303-3E

Camshaft Exhaust Stage 3

Stage 3 is designed for peak top end horsepower

For dual cam engine

Adds a 5%-10% power gain

Designed and dyno proven in the USA

Manufactured by utilizing state of the art valvetrain software

CNC machined from 8620 billet, case-hardened steel for an exact fit and lobe profile

Select cams feature Hot Cams Improved Throttle Design (ITR) technology; these cams improve throttle response throughout the entire rpm range while providing excellent power gains through the mid-range and top-end.

Engineered to be drop-in cams, that use stock valve springs (unless otherwise noted).

Use with 0925-1124 to provide high rpm power. These cams are best suited for higher speed riding applications and oversize engines. Designed with I.T.R. technology. Includes auto-decompression mechanism. Exhaust Valve Lash: 0.220 mm.