Products Snowmobile- Ski DooGasket Back Gasket 420-430-056 / 430056 Item number: 420-430-056 420430056 Rotax number: 430056 Fit on 2018 MXZ 600RS - RACING - EFI You May Also Be Interested In Gasket, Valve Rod Housing 420430032 / 420-4320-032 Double Gasket (0.5MM) 420-831-020 / 831020 Piston Kit 09-741-01 Face Plate 817276-1 / 8172761