Menu
Search
888.687.0539

Search by Part Number Close
Shopping cart Close

You have no items in your shopping cart.

Menu Close

Westerbeke Water Pumps

As an Authorized Westerbeke Dealer, Diesel Parts Direct offers a large selection of genuine water pumps, impellers, and repair kits ready for immediate shipment.
Please use any of our quick links below to find the filter you need.

If you do not see the Westerbeke part you need, please use our quote request form or call us at 888.650.2771. Our knowledgeable staff will promptly answer your request.

Popular Westerbeke Sea Water Pumps

Part Number
Models
WB-016423
  • 12.0 BTD 50 Hz, 15.0 BTD
  • 12.0 BTDA 50 Hz, 15.0 BTDA
  • 12.0 BTDB 50 Hz, 15.0 BTDB
  • W 46
  • 63B Four, 63C Four, 63D Four
WB-024102
  • 6.8 BTG - 50 Hz, 8.5 BTG, 10.0 BTG - 50 Hz, 12.0 BTG - 50 Hz, 12.5 BTG, 15.0 BTG
  • 6.8 BTGA - 50Hz, 8.5 BTGA
  • 20.0 WMF - 50Hz, 20.0 WMF - 60 Hz
WB-030591
  • 6.0 BTD 50 Hz, 7.5 BTD 50 Hz, 8.0 BTD, 8.3 BTD 50 Hz, 10.0 BTD, 11.0 BTD
  • 9.4 BTDA 50 Hz, 12.5 BTDA
  • W 18, W 21, W 21A, W 27, W 27A
  • 8.0 WMD, 11.0 WMD
  • 35B Three
  • 38B Four, 42B Four
WB-032617 Item Guaranteed in Stock
  • 3.75 BCGB - 50 Hz, 4.5 BCGB, 5.0 BCGB - 50 Hz, 7.0 BCGB
  • 3.75 BCGTC - 50 Hz, 4.5 BCGTC, 8.0 BCGTC - 50 Hz, 9.6 BCGTC
  • 3.75 BCGTE - 50 Hz, 4.5 BCGTE, 6.0 BCGTE - 50 Hz, 7.2 BCGTE, 8.0 BCGTE - 50 Hz, 9.6 BCGTE
  • W 10 Two
  • 2.4 WMD - 50 Hz, 3.0 WMD
  • 12B Two
WB-037431 Item Guaranteed in Stock
  • 3.3 BCD 50 Hz, 4.4 BCD
  • 12.5 BTD 60 Hz
  • W 13, W 13A
  • 3.3 WMD 50 Hz, 4.4 WMD, 8.0 WMD, 11.0 WMD, 12.5 WMD
WB-038445
  • 20.0 BED 50 Hz, 20.0 BED 60 Hz, 25.0 BED 50 Hz, 25.0 BED 60 Hz, 32.0 BED
  • 16.0 BEDA50 Hz, 20.0 BEDA, 25.0 BEDA 50 Hz, 32.0 BEDA
  • 16.0 B EG 50 Hz, 20.0 BEG, 25.0 BEG
  • 25.0 WMF 60 Hz
  • 55A Four, 64A Four, 71B Four, 71C Four, 82B Four, 90A Four
  • 108B Six, 108C Six
WB-046814
    3.0 BPMG
WB-048080
  • 12C Two, 20B Two
  • 35B Three, 30B Three, 35C Three, 35D Three
  • 38B Four, 42B Four, 44A Four,44B Four
  • W 13, W 13A, W 18, W 21, W 21A, W 27, W 27 A, W 33, W 33A
WB-055624
  • 4.2 BCG Low-Profile - 50 Hz, 5.0 BCG - 50 Hz, 5.0 BCG Low-Profile
  • 5.8 BCGD Low-Profile - 50 Hz, 7.0 BCGD Low-Profile
  • 3.75 BCGTC - 50 Hz, 4.5 BCGTC, 6.0 BCGTC - 50 Hz, 7.2 BCGTC, 8.0 BCGTC - 50 Hz, 9.6 BCGTC
  • 6.4 BEG - 50 Hz, 8.0 BEG - 50 Hz, 8.0 BEG - 60 Hz, 10.0 BEG - 50 Hz, 12.0 BEG - 50 Hz, 12.5 BEG, 15.0 BEG
  • 4.2 MCG low-CO - 50 Hz, 5.0 MCG low-CO, 5.2 MCG low-CO - 50 Hz, 6.5 MCG low-CO
  • 4.2 SBCG low-CO - 50 Hz, 5.0 SBCG low-CO, 5.4 SBCG low-CO - 50 Hz, 6.5 SBCG low-CO
  • 6.4 SBEG low-CO - 50 Hz, 10.0 SBEG - 50 Hz low-CO, 10.0 SBEG - 60 Hz low-CO, 11.6 SBEG low-CO - 50 Hz, 12.5 SBEG low-CO, 14.0 SBEG low-CO
WB-042175
  • Fresh Water Pump for M3-20B, M-25XPB, M35B, M-40B

Popular Westerbeke Impeller Kits

Part Number
Models
WB-024652
  • 6.8 BTG 50 Hz, 8.5 BTG, 10.0 BTG 50 Hz, 12.0 BTG 50 Hz, 12.5 BTG, 15.0 BTG
  • 6.8 BTGA 50 Hz, 8.5 BTGA
  • W 30, W 50, W 58
  • 16.0 WMF 50 Hz, 20.0 WMF 50 Hz, 20.0 WMF 60 Hz
  • 16.0 WTA 50 Hz, 20.0 WTA 60 Hz
WB-034466 Item Guaranteed in Stock
  • 9.4 BTDA - 50 Hz, 12.5 BTDA
WB-049000
  • 4.0 BCD 50 Hz, 4.0 BCD 60 Hz Only, 5.0 BCD 50 Hz, 5.0 BCD 60 Hz, 5.5 BCD
  • 4.0 BCDA 50 Hz, 4.0 BCDA 60 Hz Only, 5.0 BCDA
  • 4.0 BCDB 50 Hz, 5.0 BCDB
  • 7.0 BCDT 50 Hz, 8.0 BCDT
  • 5.0 BTD 50 Hz, 5.7 BTD 50 Hz, 6.0 BTD 50 Hz, 6.5 BTD, 7.5 BTD 50 Hz, 7.6 BTD, 8.0 BTD, 8.3 BTD 50 Hz, 9.2 BTD 50 Hz, 9.4 BTD 50 Hz, 10.0 BTD, 10.4 BTD 50 Hz, 11.0 BTD, 11.5 BTD, 12.5 BTD 60 Hz, 12.6 BTD
  • 6.0 BTDA 50 Hz, 7.5 BTDA 50 Hz, 8.0 BTDA, 10.0 BTDA
  • 9.4 BTDB 50 Hz, 12.5 BTDB
  • 12.0 BTDC 50 Hz, 15.0 BTDC
  • 5.0 EDC D-NET 50 Hz, 5.5 EDC D-NET
  • W 13, W 13A, W 18, W 21, W 21A, W 27, W 27A, W 33, W 33A
  • 3.3 WMD 50 Hz, 4.4 WMD, 5.8 WMD 50 Hz, 6.0 WMD 50 Hz, 6.0 WMD 50 Hz, 7.7 WMD, 8.0 WMD, 11.0 WMD, 12.5 WMD
WB-055718
  • 4.2 BCG Low-Profile50 Hz, 5.0 BCG Low-Profile
  • 7.0 BCGD Low-Profile
  • 5.8 BCGD Low-Profile 50 Hz, 7.0 BCGD Low-Profile
  • 4.2 SBCG low-CO 50 Hz, 5.0 SBCG low-CO, 5.4 SBCG low-CO 50Hz, 6.5 SBCG low-CO
  • 6.4 SBEG low-CO 50 Hz, 8.0 SBEG 50 Hz low-CO, 8.0 SBEG 60 Hz low-CO, 10.0 SBEG 50 Hz low-CO , 10.0 SBEG 60 Hz low-CO, 11.6 SBEG low-CO 50 Hz, 12.5 SBEG low-CO, 14.0 SBEG low-CO
  • 55B Four, 55C Four, 55D Four

Popular Westerbeke Water Pump Repair Kits

Part Number
Models
WB-011764 Item Guaranteed in Stock
  • 6.0 BTD - 50 Hz, 7.5 BTD - 50 Hz, 8.0 BTD, 8.3 BTD - 50 Hz, 10.0 BTD, 11.0 BTD
  • W 13, W 21, W 27, W 33
  • 3.3 WMD - 50 Hz, 4.4 WMD, 8.0 WMD, 11.0 WMD, 12.5 WMD
WB-011907 Item Guaranteed in Stock
  • 16.0 BED - 50 Hz, 20.0 BED - 50 Hz, 20.0 BED - 60 Hz, 25.0 BED - 50 Hz, 25.0 BED - 60 Hz, 32.0 BED
  • 16.0 BEDA - 50 Hz, 20.0 BEDA, 25.0 BEDA - 50 Hz , 32.0 BEDA
  • 16.0 BEG - 50 Hz, 20.0 BEG - 50 Hz, 25.0 BEG
  • 16.0 BEGA - 50 Hz, 20.0 BEGA 50 Hz, 25.0 BEGA
  • 16.0 SBEG low-CO - 50 Hz, 18.0 SBEG low-CO - 50 Hz, 20.0 SBEG low-CO, 22.5 SBEG low-CO
  • 16.0 SBEGA low-CO - 50 Hz, 18.0 SBEGA low-CO - 50 Hz, 20.0 SBEGA low-CO, 22.5 SBEGA low-CO
  • W 60, W 70, W 100
  • 20.0 WMF - 50 Hz, 25.0 WMF - 60 Hz
  • 20.0 WTA - 50 Hz, 25.0 WTA - 60 Hz
  • 55A Four, 64A Four, 71B Four, 71C Four, 82B Four, 90A Four
  • 108B Six, 108C Six
WB-033100 Item Guaranteed in Stock
  • W 33
  • 4.5 WMD - 50 Hz, 6.0 WMD, 12.5 WMD
WB-033104
  • 12.0 BTD - 50 Hz, 15.0 BTD
  • 12.0 BTDA - 50 Hz, 15.0 BTDA
  • 12.0 BTDB - 50 Hz, 15.0 BTDB
  • W 40, W 46, W 52
  • 12.0 WTA - 50 Hz, 15.0 WTA - 60 Hz
  • 63B Four, 63C Four, 63D Four
WB-033112 Item Guaranteed in Stock
  • 6.8 BTG - 50 Hz, 8.5 BTG, 10.0 BTG - 50 Hz, 12.0 BTG - 50 Hz, 12.5 BTG, 15.0 BTG
  • 6.8 BTGA - 50 Hz, 8 .5 BTGA
  • 4.9 TWG - 50 Hz, 6.0 TWG - 50 Hz, 6.5 TWG, 8.0 TWG, 11.0 TWG
  • W 30, W 41G, W 50, W 58, W 70G
  • 16.0 WMF - 50 Hz, 20.0 WMF - 50 Hz, 20.0 WMF - 60 Hz
  • 16.0 WTA - 50 Hz, 20.0 WTA - 60 Hz
WB-034440 Item Guaranteed in Stock
  • 6.0 BTD - 50 Hz, 8.0 BTD
  • 9.4 BTDA - 50 Hz, 12.5 BTDA
  • W 18, W 21A, W 27A
WB-032620 Item Guaranteed in Stock
  • 3.3 BCD - 50 Hz, 4.4 BCD, 4.5 BCD - 50 Hz, 6.0 BCD
  • 3.5 BCG - 50 Hz, 4.0 BCG, 4.5 BCG, 4.8 BCG - 50 Hz,5.0 BCG - 50 Hz, 6.5 BCG, 7.0 BCG
  • 3.75 BCGB - 50 Hz, 4.5 BCGB, 5.0 BCGB - 50 Hz, 7.0 BCGB
  • 3.75 BCGTC - 50 Hz, 4.5 BCGTC, 6.0 BCGTC - 50 Hz, 7.2 BCGTC, 8.0 BCGTC - 50 Hz, 9.6 BCGTC
  • 3.75 BCGTE - 50 Hz, 4.5 BCGTE, 6.0 BCGTE - 50 Hz, 7.2 BCGTE, 8.0 BCGTE - 50 Hz, 9.6 BCGTE
  • 7.0 BTG - 50 Hz, 9.0 BTG
  • W 10 Two
  • 2.4 WMD - 50 Hz, 3.0 WMD
  • 12B Two
WB-046622 Item Guaranteed in Stock
  • 4.2 BCG Low-Profile - 50 Hz, 5.0 BCG Low-Profile
  • 3.75 BCGB - 50 Hz, 4.5 BCGB, 5.0 BCGB - 50 Hz, 7.0 BCGB
  • 5.8 BCGD Low-Profile - 50 Hz, 7.0 BCGD Low-Profile
  • 6.4 BEG - 50 Hz, 8.0 BEG - 50 Hz, 8.0 BEG - 60 Hz, 10.0 BEG - 50 Hz, 12.0 BEG - 50 Hz, 12.5 BEG, 15.0 BEG
  • 4.2 MCG low-CO - 50 Hz, 5.0 MCG low-CO, 5.2 MCG low-CO - 50 Hz, 6.5 MCG low-CO
  • 4.2 SBCG low-CO - 50 Hz, 5.0 SBCG low-CO, 5.4 SBCG low-CO - 50 Hz, 6.5 SBCG low-CO
  • 6.4 SBEG low-CO - 50 Hz, 8.0 SBEG - 50 Hz low-CO, 8.0 SBEG - 60 Hz low-CO, 10.0 SBEG - 50 Hz low-CO, 10.0 SBEG - 60 Hz low-CO, 11.6 SBEG low-CO - 50 Hz, 12.5 SBEG low-CO, 14.0 SBEG low-CO
  • 55B Four, 55C Four, 55D Four
WB-048065 Item Guaranteed in Stock
  • 3.0 BPMG - 50 Hz Fresh Water-Cooled, 3.0 BPMG - 50 Hz Fresh Water-Cooled, 3.0BPMG - 60 Hz Fresh Water-Cooled
  • 3.5 SBCG - 50 Hz lo w-CO, 3.5 SBCG - 60 Hz low-CO
WB-048500 Item Guaranteed in Stock
  • 4.0 BCD - 50 Hz, 4.0 BCD - 60 Hz Only, 5.0 BCD - 50 Hz, 5.0 BCD - 60 Hz, 5.5 BCD
  • 20.0 BED - 50 Hz, 25.0 BED - 60 Hz
  • 5.0 BTD - 50 Hz, 5.7 BTD - 50 Hz, 6.0 BTD - 50 Hz, 6.5 BTD, 7.5 BTD - 50 Hz, 7.6 BTD, 8.0 BTD, 8.3 BTD - 50 Hz, 9.2 BTD - 50 Hz, 9.4 BTD - 50 Hz, 10.0 BTD, 10.4 BTD - 50 Hz, 11.0 BTD, 11.5 BTD, 12.5 BTD - 60 Hz, 12.6 BTD
  • 6.0 BTDA - 50 Hz, 7.5 BTDA - 50 Hz, 8.0 BTDA, 9.4 BTDA - 50 Hz, 10.0 BTDA, 12.0 BTDA - 50 Hz, 12.5 BTDA, 15.0 BTDA
  • 9.4 BTDB - 50 Hz, 12.0 BTDB - 50 Hz, 12.5 BTDB, 15.0 BTDB
  • 12.0 BTDC - 50 Hz, 15.0 BTDC
  • 3.3 WMD - 50 Hz, 4.4 WMD, 4.5 WMD - 50 Hz, 5.8 WMD - 50 Hz, 6.0 WMD - 50 Hz, 7.7 WMD, 8.0 WMD, 11.0 WMD, 12.5 WMD
WB-053365
  • 21.0 EDE D-NET - 50 Hz, 23.5 EDE D-NET, 25.5 EDE D-NET, 26.0 EDE D-NET - 50 Hz, 28.5 EDE D-NET, 33.0 EDE D-N ET
  • 23.5 EDEA D-NET 50 Hz, 26.0 EDEA D-NET - 50 Hz, 28.5 EDEA D-NET, 33.0 EDEA D-NET
  • 65A Four, 65B Four

888.687.0539 (U.S.)|225.706.4858 (Int.)

Monday-Friday 7am-5pm CST
8784 S. Choctaw Dr. Baton Rouge, LA 70815
company information
Resources
Returns

Payment options

Caterpillar® and all of the Caterpillar® engine models listed on this website are registered trademarks of Caterpillar, Inc. Cummins® and all of the Cummins® engine models listed on this website are registered trademarks of Cummins. Detroit Diesel® and all of the Detroit Diesel® engine models listed on this website are registered trademarks of Daimler AG. John Deere® and all of the John Deere® engine models listed on this website are registered trademarks of John Deere. Allison Transmission® and all of their transmission models listed on this website are registered trademarks of Allison Transmission®. Diesel Parts Direct is not an authorized dealer for Caterpillar, Cummins, Detroit Diesel, John Deere, or Allison Transmission. None of the parts beginning with "DS" or "R" are genuine Caterpillar, Cummins, Detroit Diesel, John Deere, or Allison Transmission items.

Copyright © 2023 Diesel Parts Direct. All rights reserved.
CID: 2