Cylinder Works Cylinder Kit - 21002-K01 Yamaha WR 250 / YZ 250 2001-2013 Brand_Thrashin Supply Co. 00 mm Displacement 500 cc

00 mm Displacement 500 cc Piston Material Cast Product Name Piston Kit Units Kit Riding Style Off-Road Engine Type 2-Stroke Piston Material Aluminum Alloy

Bolt in cams that provide excellent torque with stock or ported heads

Partial heat shields and mounting hardware included

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Cylinder Works Cylinder Kit - 21002-K01 Yamaha WR 250 / YZ 250 2001-2013 Brand_Thrashin Supply Co. 00 mm Displacement 500 ccFeatures Cylinder kit includes matching Vertex pistons to ensure longevity, performance and reduced engine noise Cylinders have a nickel silicon carbide cylinder sleeve Look virtually identical to OEM cylinders Kit includes cylinder, pistons, rings, pin, clips and gaskets Made in the USA Cylinder does not require machine work (unless noted). Specs Cylinder Diameter 80,00 mm Material Aluminum Color Finish Gray Compression Ratio 12. 5: 1 Overbore +3. 00