Sierra 23-3305 Westerbeke Impeller Kit Sierra high-quality parts are designed to meet OEM specifications. Interchangeable with Westerbeke 32620 Application 3.0 WMD60HZ2.4 WMD 50HZ 3.84.2 BCDT 60HZ3.5 BCDT 50HZ 4.0 BCG 60HZ3.0 BCG 50HZ 4.5 BCG 60HZ3.75 BCG 50HZ 4.5 BCGB 60HZ3.75 BCGB 50HZ 4.5 BCGTC 60HZ3.75 BCGB 50HZ 6.5 BCG 60HZ4.8 BCG 50HZ 7.0 BCG 60HZ5.0 BCG 50HZ 7.0 BCGA 60HZ5.0 BCGA 50HZ 7.0 BCGB 60HZ6.0 BCGB 50HZ 7.2 BCGTC 60HZ6.0 BCGTC 50HZ 9.0 BTG 60HZ7.0 BTG 50HZ 9.6 BCGTC 60HZ8.0 BCGTC