| Westerbeke 12.0 | advanceyacht.co.uk | 18195 GBP | — | — |
| Westerbeke 10.3 | advanceyacht.co.uk | 16495 GBP | — | — |
| Westerbeke 8.8 | advanceyacht.co.uk | 15995 GBP | — | — |
| Westerbeke 7.5 | advanceyacht.co.uk | 14795 GBP | — | — |
| Westerbeke 6.2 MCGB | advanceyacht.co.uk | 14790 GBP | — | — |
| Westerbeke 6.0 | advanceyacht.co.uk | 14395 GBP | — | — |
| Westerbeke 5.7 | advanceyacht.co.uk | 14295 GBP | — | — |
| Westerbeke 5.0 | advanceyacht.co.uk | 13595 GBP | — | — |
| Westerbeke 4.2 MCGB | advanceyacht.co.uk | 12190 GBP | — | — |
| Westerbeke 3.5 MCGB | advanceyacht.co.uk | 9999 GBP | — | — |
| Westerbeke 4.2 & 6.2 MCGA/B Spare Parts Kit B 056911 | westerbeke.com.au | 3180 AUD | — | — |
| Westerbeke Alternator Kit 50A 049246 | westerbeke.com.au | 2390 AUD | — | — |
| Westerbeke Pump # 057866 - Seawater Pump (Replacement 42175) | internetpump.com | 1901.01 USD | — | — |
| Spre Parts Kit B 3.5 MCGA 60HZ 041658 | mareamarine.com | 1708.8 USD | — | — |
| Westerbeke 037117 Overhaul Gasket Kit | westerbeke.com.au | 1595 AUD | — | — |
| Westerbeke Starter Motor 12 Volt 034552 | westerbeke.com.au | 1560 AUD | — | — |
| Westerbeke 037091 Injector | westerbeke.com.au | 1210 AUD | — | — |
| WESTERBEKE 37171 Manifold Kit, Exhaust K3 | seagearmarine.com | 1099.95 USD | — | — |
| Westerbeke part # 47206 - Seawater Pump Mounting Kit | internetpump.com | 940.88 USD | — | — |
| Westerbeke MCGA Gasket Kit 056957 | westerbeke.com.au | 935 AUD | — | — |
| Westerbeke Seawater Pump 048080 (SS/ Replaced 033636 Old style pump) | westerbeke.com.au | 900 AUD | — | — |
| Westerbeke Seawater Pump 055624 (supercedes 042026) | westerbeke.com.au | 880 AUD | — | — |
| 42175 Westerbeke Sea Water Pump 42175 Sherwood G908, G903 OBSOLETE Includes Mounting Gasket 3/18/2026 THIS PART IS IN STOCK 3/18/2026 | ess-kayyards.com | 849 USD | — | — |
| Westerbeke 4.2 & 6.2 MCGA/B Spare Parts Kit A 056910 | westerbeke.com.au | 748 AUD | — | — |
| Westerbeke Spare Parts Kit A: 5.7 BTD / 7.6 BTD - 041517 | westerbeke.com.au | 700 AUD | — | — |
| Westerbeke 052853 Lift Pump 12V | westerbeke.com.au | 616 AUD | — | — |
| Westerbeke 037015 Fresh Water Pump | westerbeke.com.au | 605 AUD | — | — |
| Kit Water Pump 47970 | mareamarine.com | 576.4 USD | — | — |
| Westerbeke part # 49173 - Impeller Kit 48500 (12 Pack | internetpump.com | 562.14 USD | — | — |
| Water Pump 048080 | advanceyacht.co.uk | 547.67 GBP | — | — |
| Cruising Kit | advanceyacht.co.uk | 513.94 GBP | — | — |
| Westerbeke Pump - Lift 12VDC Diesel 039275 | westerbeke.com.au | 470 AUD | — | — |
| Westerbeke 049000 Kit, Water Pump (048080) | westerbeke.com.au | 467.5 AUD | — | — |
| Westerbeke Water Pump Kit 055718 | westerbeke.com.au | 456.5 AUD | — | — |
| Westerbeke 053815 Air Intake Silencer Kit for Marine Diesel Generators 11.0 BTDB-60Hz, 11.5 BTD 60Hz, 12.6 BTD 60Hz, 8.8 BTDB 50Hz, 9.2 BTD 50 Hz, & 10.4 BTD 50 Hz 12/19/2025 THIS PART IS IN STOCK 12/19/2025 | ess-kayyards.com | 445 USD | — | — |
| Westerbeke 045050 Hose Kit - 5.0 BCDB/ 5.7 /7.6 BTD/EDEA/EGTD | westerbeke.com.au | 440 AUD | — | — |
| Cover Plate Kit W/Switch Blk12 053342 | advanceyacht.co.uk | 419.62 GBP | — | — |
| Kit Water Pump 46814 | mareamarine.com | 410.2 USD | — | — |
| Westerbeke Solenoid - Fuel Shut-off Prop 037100 | westerbeke.com.au | 410 AUD | — | — |
| Westerbeke Hose Kit 045055, 6.8, 7.5,9.2,10.4, 12.6 BTD, 15 BTDC | westerbeke.com.au | 370 AUD | — | — |