FITS ALL YFZ450R AND YFZ450X YEARS AND MODELS! BRAND NEW set of OEM crankcases. CP, JE or Wiseco forged piston. Hi temp piston rings, DLC coated pin, clips. Gasket kit - head base exhaust case covers pump covers o-rings COMPLETE.Complete crankcase oil seal kit. Water pump mechanical seal and bearing. HD clutch kit - fibers steels springs.
Install and break in instructions. No mods of any kind are required to use this kit and piston runs on pump or race gas. We recommend that this be installed by a qualified mechanic with experience doing this type of work. Piston comes with specific instructions for setting ring gap.
Failure to follow these exactly will result in motor failure. The item "YFZ450R YFZ 450R 450X Cases Complete Rebuilt Rebuild Motor Engine Rebuild Kit" is in sale since Thursday, February 7, 2019. This item is in the category "eBay Motors\Parts & Accessories\ATV, Side-by-Side & UTV Parts & Accessories\Engines & Components". The seller is "bpracingatv" and is located in Upland, California.This item can be shipped worldwide.