04-09 YFZ450 STAGE 1 CAMSHAFT

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 Designed and dyno proven in the USA Engineered by utilizing state-of-the-art valvetrain software Adds 5%-10% power gain Made to be drop-in cams that use stock valve springs (unless noted). CNC machined from 8620 billet, case hardened steel for an exact fit and lobe profile For low end torque.