GYTR® Ported Cylinder Head Assembly (YZ250F) | ||||||||
Head comes fully assembled and ready to install – no costly core charges or deposits, or exchange programs that can add to downtime. CNC milling ensures that every head is ported to the maximized design eliminating variances that hand porting can produce. Developed on the flow bench in conjunction with dyno and track testing to ensure the ultimate in performance and durability. Includes GYTR® Performance Camshaft Kit, and (for YZ250F application) GYTR Valve Spring Kit. Also includes stock valvetrain, and cam gears for durability and easy maintenance. GYTR® Head Assemblies are used by the Yamaha Factory SX/MX and ATV Race Teams. | ||||||||
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