New engine rebuild kit for CR 250R
Crankshaft and connecting rod (fully assembled)
Wiseco 66.4mm forged piston
Crankshaft bearings
Complete gasket & seal kit made to meet or exceed OEM*
All new assembly
* Factory assembled and trued to within .001.
* Ready for installation.
* Crankshafts are completely rebuildable.
* Top end bearings included.