Description & Size Guide
Camshaft Exhaust Stage 1Stage 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. Top end power increase with some bottom end loss.
Includes auto-decompression mechanism.
Exhaust Valve Lash: 0.200 mm.Yamaha WR 450 F 2003-2015 Yamaha YFZ 450 2004-2009 Yamaha YFZ 450 BB 2006-2007 Yamaha YFZ 450 LE 2004 Yamaha YFZ 450 R 2009 Yamaha YFZ 450 RSE 2009 Yamaha YFZ 450 SE 2005-2007 Yamaha YFZ 450 SP 2006-2008 Yamaha YFZ 450 SP2 2008 Yamaha YFZ 450 SPE2 2007
This item fits to following bikes.
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