Fuel Injection Pump 3991337

positive OEM
Cummins
Part# 3991337
note
Fuel injection pump controlling diesel fuel delivery and timing in engines.
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Extended Lead Time
non-returnable Non-returnable info
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Description

The Cummins Fuel Injection Pump (3991337) is a critical component responsible for delivering precise fuel quantities to the engine’s combustion chamber. It regulates fuel flow and timing to optimize engine performance and efficiency in diesel fuel systems.

Key Specifications

  • Application: Tier 1 5.9 liter B engines
  • Function: Controls fuel delivery and injection timing
  • Compatibility: Cummins B series engines
  • Construction: Metal housing with precision-machined internal components
  • Features: Mechanical fuel metering, high-pressure delivery, Bosch P3000 design
  • Quality: OEM Cummins part

Shipping Info

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More Information

Current Part# 3991337
Type OEM
Part# variations 3991337 CUM,
3991337CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty