Cylinder Works CW20012K01 Standard Bore Cylinder Kit - 97.00mm Bore, 12.8:1 Compression engine-pistons-piston-clips Available in 12 and 14

Available in 12 and 14 inch sizes for todays larger ATV and UTVs

2008-2011 KTM 450 EXC-R

Clean Burn No-Smoke Technology eliminates carbon and residue build-up

2021-2022 Polaris RZR RS1

Cylinder Works CW20012K01 Standard Bore Cylinder Kit - 97.00mm Bore, 12.8:1 Compression engine-pistons-piston-clips Available in 12 and 14Ready 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. Nickel Silicon Carbide plated for long life. Kits come complete with gaskets, cylinder, piston, rings, pin and clips. Vehicle Fitment: 2019 2020 Yamaha WR450F 2018 2019 Yamaha YZ450F 2019 2020 Yamaha YZ450FX