CYLINDER FULL KIT CRF 250 R 18-21, 82MM BIG BORE, CYLINDER WORKS KIT CW11011K01

+3mm Big Bore Cylinder Kit. 270cc. 13.9:1 Comp. 82mm. Includes (Cylinder, Piston Kit, & Top-End Gasket Kit). Uses Vertex #24348.

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 High 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)

Replacement Vertex piston, rings, clips and pins also available

Made in the U.S.A.

CRF 250 RX 2019-2021

CRF 250 R 2018-2021