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Our office will be closed 9/7/2026 in observance of Labor Day. Orders placed during this time will be processed when our office opens 9/8/2026.

Our office will be closed 9/7/2026 in observance of Labor Day. Orders placed during this time will be processed when our office opens 9/8/2026.

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Cummins 4BT/6BT Fresh Water Pumps

Cummins 4BT/6BT Fresh Water Pump

We carry fresh water pumps for Cummins 3.9 and 5.9 liter engines. For your convenience, you can access our inventory through the product links listed below.

If you do not see the B Series part you need, please use our quote request form or call us at 888.687.0539: our friendly sales staff will gladly help you.

5473301

WATER PUMP KIT - B SERIES

$424.75

DS-3286275
Hassle-Free Return Item

WATER PUMP KIT - B SERIES (WITH MOUNTING GASKET)

$101.85

DS-3286277
Hassle-Free Return Item

WATER PUMP KIT - B (WITH MOUNTING GASKET)

$106.25

DS-3286278
Hassle-Free Return Item

WATER PUMP KIT - B SERIES / ISB SERIES (W/ MOUNTING GASKET)

$116.52

DS-4955394

WATER PUMP KIT - B / ISB (WITH CAST IRON IMPELLER)

$110.69

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

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

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