This impeller pump is compatible with 3-cylinder 2-stroke outboard motors: 60HP (1979–2001), 65HP (1979–2001), 70HP (1979–1994), and 75HP (1979–1988).It also fits 3-cylinder 60HP 4-stroke (1998 and later) and 3-cylinder 70HP 4-stroke (1998 and later) models.Replaces part numbers 432955, 436957, 0438591, 0432955, and 18-3389.Includes: impeller, pump housing, water seal, wear plate, water pump gasket, insert cartridge, grommet, damper, and bolts.