Best YFZ450 Rebuild Kit Hotcams Kibblewhite Complete Motor Engine Assembly Redo Arctic Cat Works with OEM and all

Works with OEM and all aftermarket camshafts

12160-29F10-0B0

Works with OEM valve springs

Custom piston that requires race gas or alcohol

Unleash the beast within your Yamaha YFZ450 with the premium Big Bore Kit Stage 3 from BPRATV

Best YFZ450 Rebuild Kit Hotcams Kibblewhite Complete Motor Engine Assembly Redo Arctic Cat Works with OEM and allWorks on all Yamaha YFZ450 carb models 95mm stock bore cylinder Wiseco JE or CP big bore forged piston Nitirte coated piston rings Chrome wrist pin Circlips Hotrods or Wiseco HD replacement crank with rod Stage 1 Hotcams Kibblewhite lightweight race valve spring kit Kibblewhite White Diamond stainless intake and exhaust valves Kibblewhite Viton valve stem seals Complete gasket kit Cometic MLS head gasket Seal kit Billet water pump impeller and shaft