Cylinder Works 20010-K01 Standard Bore Cylinder Kit - 77.00mm Bore, 13.5:1 Compression trailers-ramps-chocks for closed-course racing only

for closed-course racing only

Center Width: 14

Super EZ to clean using Evolution Bio Filter Cleaner

2007-2009 KTM 50 SX Junior

Cylinder Works 20010-K01 Standard Bore Cylinder Kit - 77.00mm Bore, 13.5:1 Compression trailers-ramps-chocks for closed-course racing onlyReady 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: 2015 2017 Yamaha WR250F 2014 2018 Yamaha YZ250F 2015 2019 Yamaha YZ250FX