Products Snowmobile- YamahaGasket / Diaphragm / O-Ring / Washer Back O-Ring 93210-49046 Item number: 93210-49046 Fit on model: 1980 Yamaha SR540D SKI SR540D-E-F You May Also Be Interested In Gasket - Cylinder 6M6-11351-A1 / 6M6-11351-A2 Gasket - Valve Seat 61X-13621-A0 / 61X-13621-A1 Gasket - Exhaust Cover 6K8-41114-00 Cylinder sleeve 496-44402X-00