New top & bottom end rebuild kit for Yamaha YZ 250F
Crankshaft and connecting rod
Crankshaft
bearings
Vertex std bore piston
Complete gasket & seal kit made to meet or exceed OEM*
All new assembly.
Photo is generic, you will receive the correct parts for the model listed
* Crankshafts are sold complete with Wiseco connecting rods and inner crankshaft webs.
* Factory assembled and trued to within .001.
* Ready for installation.
* Crankshafts are completely rebuildable.