Cylinder Works Big Bore Cylinder Kit for 1999-25 Yamaha YZ250 - 72.00mm - 21009-K01 2012 Honda TRX250 Fourtrax Recon Blocks are longer and wider

Blocks are longer and wider

Part Number: 7653

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Cylinder Works Big Bore Cylinder Kit for 1999-25 Yamaha YZ250 - 72.00mm - 21009-K01 2012 Honda TRX250 Fourtrax Recon Blocks are longer and widerCylinder Works Big Bore Cylinder Kit 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, Cylinder Head, Power Valve Kit, Piston Kit, Top End Gasket Kit, Wrist Pin Bearing ( Uses Vertex Piston #24079B) Made in the USA Notes: Cylinder does not require machine work (unless noted).