Description
3937690 0470506041 VP44 Fuel Injection Pump
3937690 / 0470506041 VP44 Fuel Injection Pump is an electronically controlled rotary distributor pump, serving as a core fuel supply component for diesel heavy‑duty machines.
This unit delivers precisely metered high‑pressure diesel fuel to each engine cylinder at accurate injection timing, optimizing fuel combustion, engine power output and fuel economy for your excavator.
Part Number: 3937690, 0470506041
Pump Type: VP44 Electronic Diesel Fuel Injection Pump
Compatible Engine: QSB5.9
Compatible Excavator Model: R290LC‑7
Ideal for equipment overhaul and field breakdown replacement.
Please verify your original part number and machine model before ordering to achieve proper fitment.
Professional installation and calibration are strongly recommended for optimal running performance.






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