Water Pump Impeller Kit For Johnson Evinrude The kit includes the impeller, wear plate, gaskets and mounting screws. Everything is included to replace the complete water pump except the plastic housing. Just simply insert the new impeller cup into your old housing. Replaces part # 396644, 0396644, 18-4529 Fits: 4 HP (1986-92), 5 HP (1980-83, 1996-01), 6 HP (1984-01, 2003-05), 8 HP (1980-01, 2003-05) Please View Parts List and Compatibility List Below Package Includes: Drive Key - 331130, 18-3026 Grommet - 321129, 18-1827 Grommet - 302497, 18-3329 Screws - 324430, 18-4277 Impeller Hsg Plate - 324640, 18-4578 Impeller Hsg Cup - 324641, 18-4551 Impeller Hsg Gasket - 325040, 18-99156 Impeller Assembly - 389576, 18-3091 O-Ring - 303191, 18-7413 Fits: 4 HP (1986-92) 5 HP (1980-83, 1996-01) 6 HP (1984-01, 2003-05) 8 HP (1980-01, 2003-05)