Cylinder Works - YZ250 Complete Cylinder Kit PRT_1_PRN013266 Discharge Port I/D 9% larger

Discharge Port I/D 9% larger than OEM

adding extra weight to the handlebar end to decrease unwanted vibrations

If additional length is required for your extension cable

Thickness: 14 mm

Cylinder Works - YZ250 Complete Cylinder Kit PRT_1_PRN013266 Discharge Port I/D 9% largerReady to install, direct bolt on cylinders require no re plating and look virtually identical to the OEM cylinders. Cylinder kits include matched Vertex pistons to ensure longevity, performance and reduced engine noise. Specifications: Compression Ratio: Standard Cylinder Diameter: 66. 400 mm Cylinder Kit Type: Standard Bore Displacement: 250 cc Engine Type: 2 Cycle Includes: Cylinder, Cylinder Head, Piston Kit, Top End Gasket Kit, Wrist Pin Bearing