Aftermarket Sherwood 8000K Onan 0541-1524 Seawater Impeller Replaces Onan part 0132-0407, 0132-0415, 0132-0500, 0541-1542 Used on Onan generators: MDKAU, MDKBH, MDKBJ, MDKBW, MGKBC, MGKBD Kit includes: cover plate o-ring and impeller lubricant Seawater...