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• Part Number : Superseded part - replaced by a newer part.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: - Command total compression and thermal control with the RayZR B2U3 Cylinder Head assembly. This comprehensive top-end kit features the precision-engineered Cylinder 1 and the Cylinder Head Assy, both designed for high-flow cooling and efficiency. Every essential seal is provided, including high-temp Gasket Cylinder Head 1, Gasket Cylinder, and Gasket Head Cover 1 for an airtight combustion chamber. Structural stability is manage by high-tensile hardware, including Bolt Studs, Nut, and specialized Bolt Flanges. For a professional factory finish, the Cover Cylinder Head 1 and alignment Pin Dowels are included to prevent oil leaks. The kit is rounded out by a high-performance Plug Spark and specialized Bolt Hexagon Socket Heads to ensure consistent torque through every heat cycle. choosing this genuine Yamaha cylinder head assembly guarantees your machine retains its signature brisk power and world-class fuel economy. This is a storyteller of engineering excellence, providing the purchase confidence and mechanical clarity of a top-end assembly built to the ultimate standards of Yamaha reliability and performance.