Description
This is a brand new 468cc kit for the 04-05 models & 478 cc Big Bore kit for the Yamaha YFZ450 06-13 carbureted model ATVs. Kit includes a new 98mm nikasil cylinder, Vertex 12:1 compression piston kit & a Cometic extreme sealing technology top end gasket kit. This is a bolt on kit, no case modifications needed. Thanks. Thanks
WE ARE DROPPING USPS & NOW SHIPPING WITH FEDEX OR UPS, UNFORTUNATLY THIS RAISED OUR PRICE BUT NOW YOU SHOULD ACTUALY GET YOUR PART.





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