- Ready-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
- Big bore cylinders do not require machine work
- Made in the U.S.A.
Yamaha -- YZ 250 F -- (2016, 2014, 2015, 2017, 2018); Yamaha -- YZ 250 FX -- (2015, 2016, 2019, 2018, 2017); Yamaha -- WR 250 F -- (2019, 2016, 2017, 2015, 2018)