Cylinder Works 31012-K01 Big Bore Cylinder Kit

Ready-to-install, direct bolt-on cylinders require no re-plating and look virtually identical to the OEM cylinders

Three kit options to choose from: Standard Bore, Standard Bore Hi-Compression and Big Bore

Cylinder kits include matched Vertex pistons to ensure longevity, performance and reduced engine noise

Nickel Silicon Carbide plated for long life

Kits come complete with gaskets, cylinder, piston, rings, pin and clips

Big bore cylinders do not require machine work (unless noted)