Quicksilver Water Pump Kit 8M6012790 contains everything needed for a complete water pump replacement to keep your outboard's cooling system operating at peak performance. Fits OMC Cobra Drives-2.3 (1987-90), 2.5 (1986), 3.0 (1986-93), 4.3 (1986-93), 4.6 (1989), 5.0 (1986-93), 5.7 (1986-93), 5.8 (1989-93), 7.5 (1987-89)OMC 984461; Sierra 18-3212-1Contains water pump gasket, impeller, pump liner, rubber seal and impeller plateQuicksilver marine parts are manufactured to rigorous quality standards for an exact fit and long service life to provide performance, protection and peace of mindPump impellers are manufactured from premium quality rubber material for outstanding longevity and performance. Stainless steel hardware is included for superior corrosion resistance