Yamaha YFZ450R YFZ 450R Big Bore 98mm JE Piston Rings Ring Set & Cometic Gasket Grizzly 350 and it is the responsibility

and it is the responsibility of the person installing and tuning the engine to make sure everything works correctly

Water pump impeller

Counter plain bearings/bushings

Discover the Kibblewhite difference today

Yamaha YFZ450R YFZ 450R Big Bore 98mm JE Piston Rings Ring Set & Cometic Gasket Grizzly 350 and it is the responsibilityPower Up Your YFZ450R with This High Performance Piston Ring and Gasket Kit Fits 98mm JE Pistons on Yamaha YFZ450R fuel injection models for increased displacement and horsepower Includes top quality JE piston rings designed specifically for 98mm JE pistons Comes with a Cometic top end gasket kit for a reliable, leak free seal You may receive 3858XS Wiseco Rings. Wiseco JE will sometimes send us 3858XS rings for XS9800 as they are considered the same.