Seller notes

Hot Cams Stage 1 Intake Camshaft #4002-1IN Yamaha YZ426F/WR400F/YZ400F/WR426F Product Details Stage 1 intake cam: Excellent mid-range increase, improved throttle response, and smoother power delivery than OE. Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately. Fit GuideModelStage 1 Intake CamshaftIntake Duration260 degreesIntake Lift8.8 mmIntake Lobe Center105 degreesIntake Valve Lash0.15 mmPositionIntakeShim KitHCSHIM02 Product Fitment This item fits the followin...

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