Cylinder Works CH2001-K01 Cylinder Head Kit suspension-swingarms-components-swingarm-bearing-kits Tool-less adjuster has built in

Tool-less adjuster has built in lubrication port with o-ring cover for easy

2021-2022 Gas Gas EX 250F

2019-2024 Honda CRF450RWE

1996-1997 KTM 360 EXC

Cylinder Works CH2001-K01 Cylinder Head Kit suspension-swingarms-components-swingarm-bearing-kits Tool-less adjuster has built inNew replacement cylinder head. Include cam caps and cam cap bolts. Include C630 (nickel aluminum bronze) valve seats and guides. Competition valve job. Shortened valve guides to accept higher lift cams. Unshrouded combustion chamber. Blended bowl seat to port. Stock shaped ports. Do not include valves, springs or lifters. Made in the U. S. A.. Vehicle Fitment: 1999 2024 Yamaha YZ250 2022 2023 Yamaha YZ250 Monster Energy Yamaha Racing Edition