Color Legend:

• Red: Canceled part - unavailable for any operations.
• Blue: Part of a kit - cannot be ordered individually.
• Gray (Dimmed): Disabled part - non-interactive for various reasons.
• Part Number : Superseded part - replaced by a newer part.

Description: - Internal engine harmony is the core mission of the RayZR B2U3 Camshaft & Chain assembly. This top-end technical kit features the precision-ground Camshaft Assy 1, supported by high-speed Bearings and a high-tensile Sprocket Cam Chain. To maintain perfect valve timing for life, the assembly includes a durable Chain, Guide, and a Tensioner Assy Cam Chain with a specialized Gasket. Silent and responsive operation is managed by the Stopper 1 and Guide Stopper 2. Every technical component, including the Nut Lock, Plate 2, and various O-Rings, is included for a factory-timed, oil-tight engine head. Opting for genuine Yamaha internal timing components prevents the catastrophic risk of valve collision. This is the storyteller of machine perfection, providing the purchase confidence and clarity of a factory-calibrated timing set that ensures your machine remains quiet, powerful, and fuel-efficient, offering the reliable heart and soul you expect from Yamaha’s legendary engineering on every journey.