Hot Cams 15-17 RM-Z 450 Exhaust Camshaft - Stage 1

Stage 1 is designed for low end torque. 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. Engineered to be drop-in cams, that use stock valve springs (unless otherwise noted). 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. For dual cam engine. Low end increase up to 8150 rpm with slight loss after 8150 rpm to rev. Designed with I.T.R. technology. Uses stock auto-decompression mechanism. Exhaust Valve Lash: 0.200 mm.