Parts › Cummins › 4B B3 › Engine
24 engine parts that fit the Cummins 4B B3, with brands, part numbers and cross-references.
Numbers in blue open their full cross-reference page — every interchange number for that part.
| Brand | Part number | Description |
|---|---|---|
| Cummins | 3907458 | sea water pump |
| Cummins | 3912019 | sea water pump |
| Cummins | 3915559 | sea water pump |
| Cummins | 3284529 | Fuel Manifold For Cummins 4B B3.9 6B B5.9 6.7L 3284529 3933295 |
| Cummins | 3802546 | injector kit |
| Cummins | 3802630 | engine piston kit |
| Cummins | 3863179 | Injector Fuel Supply Tube For Cummins 4B B3.9 ISB 6B B5.9 B4.… |
| Cummins | 3915027 | dipstick |
| Cummins | 3931745 | Exhaust Manifold For Cummins 4B B3.9 ISB 6B B5.9 B4.5 3931745… |
| Cummins | 3932056 | Injector Fuel Supply Tube For Cummins 4B B3.9 ISB 6B B5.9 B4.… |
| Cummins | 3932388 | Injector Fuel Supply Tube For Cummins 4B B3.9 ISB 6B B5.9 B4.… |
| Cummins | 3932389 | Injector Fuel Supply Tube For Cummins 4B B3.9 ISB 6B B5.9 B4.… |
| Cummins | 3977530 | Fuel Manifold For Cummins 4B B3.9 6B B5.9 6.7L 3977530 3978448 |
| Cummins | 4088866 | Fuel Pump For Cummins 4B B3.9 ISB 6B B5.9 B4.5 4088866 |
| Cummins | 4089467 | Turbocharger HX30 Wastegate For Cummins 4B B3.9 6B B5.9 6.7L… |
| Cummins | 4093825 | Fuel Pump Transfer For Cummins 4B B3.9 ISB 6B B5.9 B4.5 40938… |
| Cummins | 4955276 | Turbocharger HE221W For Cummins 4B B3.9 ISB 6B B5.9 B4.5 4955… |
| Cummins | 4955726 | New Turbocharger Turbo HE221W For Cummins 4B B3.9 ISB 6B B5.9… |
| Cummins | 4982421 | Fuel Pump For Cummins 4B B3.9 6B B5.9 6.7L 4982421 |
| Cummins | 4999792 | Camshaft For Cummins 4B B3.9 6B B5.9 6.7L 4999792 |
| Cummins | 5267065 | Intake Manifold For Cummins 4B B3.9 ISB 6B B5.9 B4.5 G3.9 G5.… |
| Cummins | 5296781 | Intake Manifold For Cummins 4B B3.9 ISF QSF 3.8 4.5 5296781 |
| Cummins | 5302309 | Fuel Pump For Cummins 4B B3.9 ISB 6B B5.9 B4.5 5302309 |
| Cummins | 5365525 | Exhaust Manifold For Cummins 4B B3.9 6B B5.9 6.7L 5365525 |
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Fitment is a guide — always confirm the exact part against your vehicle's spec and VIN.