Yamaha Gytr Ported Cylinder Head Assembly 2017-2018 Yz250f 1sm-e11b0-s0-00

New Genuine Yamaha GYTR Ported Cylinder Head Assembly. CNC milling helps eliminate the variances that hand porting can produce. The head was developed on the flow bench in conjunction with dyno and track testing to ensure the ultimate in performance and durability. GYTR Performance Camshaft Kit is included, as well as stock valve train and cam gears for durability and easy maintenance. GYTR Head Assemblies are used by Yamaha SX/ MX and ATV Race Teams. This accessory is restricted to closed-course competition use. California Regulations regarding Emission-Related Parts and Accessories. For products for closed-course competition use only. Fits The Following Vehicle(s). All items we sell are in new and in…
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