4376357 ISC Water Pump for Cummins Engines
525.25.0002
Summary
This high-strength water pump is engineered for Cummins engines, including the ISC and QSL9 series. It serves as a critical component in the engine cooling system to maintain stable operating temperatures under heavy-duty conditions. Equivalent to OE Cummins 4376357.
| EAN Code | 8683457078482 |
|---|
Ready to Order
Compatible OEM Codes
-
CUMMINS
- 6410398
- 5681294
- 5579023
- 5528405
- 5346204
- 5291444
- 4955529NX
- 4955529
- 4376357
- 4309344NX
- 4309344
- 3973115
- 3959582
- 2882044
Description
What does a water pump do?
This water pump is a vital component of the engine cooling system, designed to circulate coolant through the engine block to prevent overheating. It is manufactured using heavy-duty grade materials to ensure long-term reliability and consistent flow rates during intensive operation.Compatible Cummins engine models
The unit is specifically compatible with Cummins engines, including the ISC, 6CT, 6CTA 8.3, QSC8.3, ISL, ISL9, and QSL9 8.9 series. This ensures precise fitment and performance for heavy commercial vehicle applications.Maintenance and installation
For proper maintenance, technicians should inspect the pump during every cooling system service. Checking for leaks around the housing and ensuring the impeller functions without resistance is essential to prevent engine thermal stress.Selection guidance
Consult your authorized distributor for detailed fitment verification and installation guidance.OE cross-reference
525.25.0002 (Water Pump Water Pumps) is the equivalent of the Cummins OE number. This part directly replaces Cummins OE number 4376357.Other OEMs
CUMMINS
- 6410398
- 5681294
- 5579023
- 5528405
- 5346204
- 5291444
- 4955529NX
- 4955529
- 4376357
- 4309344NX
- 4309344
- 3973115
- 3959582
- 2882044
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| BLUE BIRD | All American | ISC | |
| BLUE BIRD | All American | ISL9 | |
| BLUE BIRD | Vision | ISC | |
| BLUE BIRD | Vision | ISL9 | |
| CATERPILLAR | ISL9 | ||
| CATERPILLAR | L9 | ||
| CUMMINS | |||
| CUMMINS | 6C | ||
| CUMMINS | 6CT | ||
| CUMMINS | 6CTA 8.3 | ||
| CUMMINS | ISC | ||
| CUMMINS | ISL | ||
| CUMMINS | ISL9 | ||
| CUMMINS | QSC8.3 | ||
| CUMMINS | QSL9 8.9 | ||
| DONGFENG | Kinland | ISC | |
| DONGFENG | Tianjin | ISC | |
| FREIGHTLINER | 108SD | ISL9 | |
| FREIGHTLINER | 114SD | ISL9 | |
| FREIGHTLINER | FL60 | ISC | |
| FREIGHTLINER | FL70 | ISC | |
| FREIGHTLINER | FL80 | ISC | |
| FREIGHTLINER | FS-65 | ISC | |
| FREIGHTLINER | M2 106 | ISC | |
| FREIGHTLINER | M2 106 | ISL9 | |
| FREIGHTLINER | M2 112 | ISC | |
| FREIGHTLINER | M2 112 | ISL9 | |
| GILLIG | Low Floor | ISC | |
| GILLIG | Low Floor | ISL9 | |
| GILLIG | Phantom | ISC | |
| IC BUS | CE Series | ISC | |
| IC BUS | CE Series | ISL9 | |
| IC BUS | RE Series | ISC | |
| IC BUS | RE Series | ISL9 | |
| INTERNATIONAL | 4300 | ISC | |
| INTERNATIONAL | 4400 | ISC | |
| INTERNATIONAL | 7400 | ISC | |
| INTERNATIONAL | DURASTAR | CUMMINS ISL9 | |
| INTERNATIONAL | DURASTAR | CUMMINS L9 | |
| INTERNATIONAL | WORKSTAR | CUMMINS ISL9 | |
| INTERNATIONAL | WORKSTAR | CUMMINS L9 | |
| KENWORTH | T300 | ISC | |
| KENWORTH | T370 | ISC | |
| KENWORTH | T370 | ISL9 | |
| KENWORTH | T440 | ISC | |
| KENWORTH | T440 | ISL9 | |
| KENWORTH | T470 | ISC | |
| KENWORTH | T470 | ISL9 | |
| KENWORTH | T880 | ISL9 | |
| NEW FLYER | D40LF | ISC | |
| NEW FLYER | D40LF | ISL9 | |
| NEW FLYER | Xcelsior XD40 | ISL9 | |
| NEW FLYER | Xcelsior XD60 | ISL9 | |
| NOVA BUS | LFS | ISL9 | |
| ORION BUS | Orion VII | ISL9 | |
| PETERBILT | 330 | ISC | |
| PETERBILT | 335 | ISC | |
| PETERBILT | 337 | ISC | |
| PETERBILT | 337 | ISL9 | |
| PETERBILT | 348 | ISC | |
| PETERBILT | 348 | ISL9 | |
| PETERBILT | 520 | ISL9 | |
| PETERBILT | 535 | ISL9 | |
| PETERBILT | 536 | ISL9 | |
| PETERBILT | 537 | ISL9 | |
| PETERBILT | 548 | ISL9 | |
| THOMAS BUILT BUSES | Saf-T-Liner C2 | ISC | |
| THOMAS BUILT BUSES | Saf-T-Liner C2 | ISL9 | |
| THOMAS BUILT BUSES | Saf-T-Liner HDX | ISC | |
| THOMAS BUILT BUSES | Saf-T-Liner HDX | ISL9 | |
| WESTERN STAR | 4700 | ISL9 |
FAQ
What is the primary function of this water pump?
The water pump facilitates the continuous circulation of coolant through the engine to regulate temperature and prevent overheating in heavy-duty engines.
Which Cummins engines are compatible with this part?
This unit is compatible with various Cummins engines including ISC, 6CT, 6CTA 8.3, QSC8.3, ISL, ISL9, and QSL9 8.9 series.
What symptoms indicate a failing water pump?
Common signs include coolant leaks around the pump housing, increased engine temperature readings, or unusual noises coming from the front of the engine.
How can I ensure correct fitment for my engine?
Technicians should verify that the engine series matches the specific requirements of the part; check the compatibility list for exact matches.
What are the OE reference numbers of this part?
525.25.0002 directly replaces Cummins OE number 4376357.