Products Snowmobile- YamahaOil Seal Kit Back Oil Seal Kit 09-55135 Fit on models: 1984-1990 Yamaha 480cc Phazer PZ480 1984-1989 Yamaha 480cc Phazer SE 480 You May Also Be Interested In Oil Seal Kit 09-55198 Oil Seal Kit 09-55188 Oil Seal Kit 09-55170 Piston Kit 09-682-01