Raptor 660 Big Bore Kit Stage 3 Hotcam 102mm Plated Cylinder Nikasil Hot Cam Kit
Complete top end compatible with all Yamaha Raptor 660 models and years. 102mm big bore ALUMINIUM NIKASIL PLATED cylinder. Nikasil plating can be redone at 102mm over and over for the life of the cylinder, no more boring or resleeving. Nikasil has more lubricity and less friction than steel, leading to a more efficient running motor, longer piston ring life. Nikasil dissipates heat better than steel, keeping engine running cooler.
Wossner or Wiseco forged 102mm piston. Talon TITANIUM cylinder head stud kit. Cometic big bore head gasket. Runs on pump or race gas.