Products Snowmobile- Ski DooGasket Back Exhaust Gasket 09-718192 / 718192 / 720-931-615 Item Number: 09-718192 Windersa Number: 718192 OEM Number: 720-931-615 Fit on Ski doo 500 LC Motors You May Also Be Interested In Gasket, Engine Support 420-430-072 / 430072 Exhaust Gasket 09-718178 / 718178 / 420-850-550 / 420-850-552 / 420-931-850 O-Ring 955989 Piston Kit 09-720-01