IMPELLER KITS (SIERRA) 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) Westerbeke #34440