HOT CAMS CAMSHAFTS YZ 450F 03-09 4089-2IN

Stage 2 intake cam: Excellent top-end increase with no bottom end loss: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately

• Designed, dyno proven
• Engineered by utilizing state-of-the-art valvetrain software
• One of the most economical, reliable and easy to install ways to add a 5-10% power gain
• Engineered to be drop-in cams that use stock valve springs
• CNC machined from 8620 billet, case-hardened steel for an exact fit and lobe profile
• Multiple stages to choose from for many of the most popular applications
• Stage 1 designed for low end torque, Stage 2 designed for mid to top-end gains, Stage 3 designed for peak horsepower
• Requires no core exchange