Sierra International  18-3377 Water Pump Kit without Housing The Sierra 18-3377 Water Pump Kit without Housing is interchangeable with the following: Evinrude/Johnson 0382468. Contains one each: 18-3002 Impeller, 18-3103 Impeller Plate, 18-3326 Impeller Key, 18-3329 Grommet. Each Sierra product meets or exceeds the original equipment part it replaces. Sierra Water Pump Kit without Housing Contains one each: 18-3002 Impeller, 18-3103 Impeller Plate, 18-3326 Impeller Key, 18-3329 Grommet Sierra part number: 18-3377 Interchangeable with the following: Evinrude/Johnson 0382468