Cummins 4938972 Fuel Injection Pump / Injection Pump Assembly for 4BT3.9-G 4B3.9 ISBe Engine
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| Part Number | 4938972 |
| Product Type | Fuel Injection Pump (Injector Pump) |
| Applicable Engine Series | Cummins 4BT3.9, 4B3.9, ISBe, B Series |
| Displacement | 3.9L |
| Pump Type | Mechanical inline fuel pump (Delphi/BYC technology) |
| Fuel Type | Diesel |
| Emissions Standard | Tier 1 |
| Application Scenario | Generator sets, construction machinery, industrial equipment, road transportation |
| Installation | Engine side |
| Drive Mode | Gear Drive |
| Rotation Direction | Clockwise (viewed from the drive end) |
| Replacement Model | 5262669, 5290005, 4939773, 5290006, 10401014079 |
Manufacturer No.
4938972C4938972
OEM Part No.
4938972526266952900054939773529000610401014079
Engine Part No.
4BT3.9-G4B3.9ISBe4BT3.94BTA3.9-G26B5.9ISBE
Interchange No.
4939773526266952900055290006C4938972
Fitment Vehicles
Generator SetIndustrial EquipmentConstruction MachineryExcavatorTruckBus
Fuel System - Industrial Encyclopedia
Cummins 4938972 Fuel Injection Pump Assembly, OEM number 4938972, mainly used for Cummins 4BT3.9-G, 4B3.9, ISBe series engines. This pump is a inline mechanical fuel injection pump, suitable for 3.9L B series engines with Tier 1 emission standards, widely used in generator sets, construction machinery and industrial equipment. Interchangeable part numbers include 5262669, 5290005, 4939773, 5290006, etc. Using Delphi or BYC technology, ensures precise fuel injection, enhancing combustion efficiency and power output. Provides reliable performance and long life, it is a core fuel injection component of Cummins power system.