Mercruiser Impeller Kit StayCoolPumps SCP-34440 Impeller Kit Replaces Westerbeke 34440 Sierra 233307 Mercruiser Sea Water Pump Kit Get your men's medical ID + our lifesaving services. Whether you choose a bracelet, dog tag, or fine jewelry, is there for you in an emergency Neoprene For engine cooling. Fits Westerbeke Models: 4.0 BCD(60Hz) 4.4 BCD(60Hz) 4.4 WMD (60Hz) / 3.3 WMD (50Hz) 5.0 BCD (60Hz) /4.0 BCD (50Hz) 5.0 BCDA (60Hz) / 4.0 BCDA (50Hz) 5.0 BCDB (60Hz) / 4.0 BCDB (50Hz) 6.0 BCD (60Hz) /4.5 BCD (50Hz) 7.6 BTD (60Hz) / 5.7 BTD (50Hz) 7.7 WMD (60Hz) / 5.8 WMD (50Hz) 8.0 BTD (60Hz) / 6.0 BTD (50Hz) 8.0 BTDA (60Hz) / 6.0 BTDA (50Hz) 8.0 WMD (60Hz) / 6.0 WMD (50Hz) 10.0 BTD (60Hz) / 7.5 BTD (50Hz) 10.0 BTDA (60Hz) / 7.5 BTDA (50Hz) 11.0 BTD (60Hz) / 8.3 BTD (50Hz) 11.0 WMD (60Hz) / 8.3 WMD (50Hz) 12.5 BTD (60Hz) / 9.4 BTD (50Hz) 12.5 BTDA (60Hz) / 9.4 BTDA (50Hz) 12.5 BTDB (60Hz) / 9.4 BTDB (50Hz) 12.5 WMD (60Hz) / 9.4 WMD (50Hz) 15.0 BTDC (60Hz) / 12.0 BTDC (50Hz) Major Service Kit - Advance Yacht Systems Marine Equipment 472 (12mm) , Drive: Pin / Slot. The shaft size is different. New Impeller Kit contains impeller, screws , and gasket. Fits pumps with the irregular cover made prior to March 2004. If your pump has a round cover it will not fit, use impeller kit 48500. Will NOT fit pumps that have a round cover and use an o-ring. JMP Flexible Impeller Kit #7050-01K. Replaces Jabsco 653-0001, Johnson 09-810B-1, 09-810B, Sierra 23-3307, Westerbeke 34440, 034440, Yanmar 128990-42200...
