4023-1IN - 4023-1IN - Hot Cams Camshaft Intake Stage 1 - Yamaha YZF450 2003-2009

The Camshaft Intake Stage 1 is part of the latest collection from Hot Cams.. Features: Adds 5%-10% power gain. Designed and dyno proven in the USA. Engineered 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. For low end torque.. Made to be drop-in cams that use stock valve springs (unless noted).. Top end power increase with some bottom end loss. For dual cam engine. Intake Valve Lash: 0.150 mm.. Specifications: Application: Intake. Intake Duration: 269�. Intake Lift: 8.860 mm. Intake Lobe Centerline: 110�. Product Name: Camshaft. Type: Stage 1. Units: Each. To fit: YAMAHA WR 450 F 2003 American Models. YAMAHA WR 450 F 2003 European Models. YAMAHA WR 450 F 2004 American Models. YAMAHA WR 450 F 2004 European Models. YAMAHA WR 450 F 2005 American Models. YAMAHA WR 450 F 2005 European Models. YAMAHA WR 450 F 2006 American Models. YAMAHA WR 450 F 2006 European Models. YAMAHA WR 450 F 2007 American Models. YAMAHA WR 450 F 2007 European Models. YAMAHA WR 450 F 2008 American Models. YAMAHA WR 450 F 2008 European Models. YAMAHA WR 450 F 2009 American Models. YAMAHA WR 450 F 2009 European Models. YAMAHA WR 450 F 2010 American Models. YAMAHA WR 450 F 2010 European Models. YAMAHA WR 450 F 2011 American Models. YAMAHA WR 450 F 2011 European Models. YAMAHA WR 450 F 2012 American Models. YAMAHA WR 450 F 2012 European Models. YAMAHA WR 450 F 2013 American Models. YAMAHA WR 450 F 2013 European Models. YAMAHA WR 450 F 2014 American Models. YAMAHA WR 450 F 2014 European Models. YAMAHA WR 450 F 2015 American Models. YAMAHA WR 450 F 2015 European Models. YAMAHA YFZ 450 BB 2006 Bill Ballance Edition American Models. YAMAHA YFZ 450 BB 2007 Bill Ballance Edition American Models. YAMAHA YFZ 450 LE 2004 Limited Edition American Models. YAMAHA YFZ 450 RSE 2009 Special Edition American Models. YAMAHA YFZ 450 R 2009 American Models. YAMAHA YFZ 450 SE 2005 Special Edition American Models. YAMAHA YFZ 450 SE 2007 Special Edition American Models. YAMAHA YFZ 450 SP2 2008 Special Edition 2 American Models. YAMAHA YFZ 450 SPE2 2007 Special Edition 2 American Models. YAMAHA YFZ 450 SP 2006 Special Edition American Models. YAMAHA YFZ 450 SP 2008 Special Edition American Models. YAMAHA YFZ 450 2004 American Models. YAMAHA YFZ 450 2005 American Models. YAMAHA YFZ 450 2006 American Models. YAMAHA YFZ 450 2007 American Models. YAMAHA YFZ 450 2008 American Models. YAMAHA YFZ 450 2009 American Models. YAMAHA YZ 450 F 2003 American Models. YAMAHA YZ 450 F 2003 European Models. YAMAHA YZ 450 F 2004 American Models. YAMAHA YZ 450 F 2004 European Models. YAMAHA YZ 450 F 2005 American Models. YAMAHA YZ 450 F 2005 European Models. YAMAHA YZ 450 F 2006 50th Anniversary American Models. YAMAHA YZ 450 F 2006 American Models. YAMAHA YZ 450 F 2006 European Models. YAMAHA YZ 450 F 2007 American Models. YAMAHA YZ 450 F 2007 European Models. YAMAHA YZ 450 F 2008 American Models. YAMAHA YZ 450 F 2008 European Models. YAMAHA YZ 450 F 2009 American Models. YAMAHA YZ 450 F 2009 European Models. Manufacturer part number: 4023-1IN. View all Hot Cams. View all Parts and spares..