Brand New 434cc Big Bore Top End Rebuild Kit. Fits Arctic Cat DVX400 All Years. Add reliable power at an affordable cost! This motor rebuild kit includes. CP 12.5:1 piston kit (includes piston, pin, rings, & clips).Cometic top end gasket kit. This is a bolt on kit with no machining required. Piston uses pump gas or race gas. This item is in the category "eBay Motors\Parts & Accessories\ATV, Side-by-Side & UTV Parts & Accessories\Engines & Engine Parts\Complete Cylinders". The seller is "azquadparts" and is located in this country: US. This item can be shipped worldwide.