Thes new Top End Kits contain all the necessary components to install a new 80mm Big Bore piston, cylinder, or valves in the 2017 KX250F.

They feature FKM (viton) coated Multi-Layer-Steel head gaskets, and Rubber Coated Steel cylinder base gaskets in stock replacement thicknesses.

Included in the kit are FKM(viton) Valve stem seals, cam chain tensioner gasket and an Extreme performance exhaust gasket.

Part Numbers: 

C3629 Kawasaki KX250F 2017-2018 80mm Top End Gasket Kit 74.99 Retail