Injector Fuel Supply Tube 3968944

positive OEM
Cummins
Part# 3968944
note
Metal tube delivering pressurized fuel from pump to injectors in diesel engines.
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Description

The Cummins Injector Fuel Supply Tube (3968944) is a critical component in diesel engine fuel systems, responsible for transporting pressurized fuel from the injection pump to the engine injectors. It maintains fuel flow integrity under high pressure, supporting efficient combustion and engine operation in heavy-duty applications.

Key Specifications

  • Application: BS3 3.9 liter B engines, 4B3.9, 6TAA8.3, QSB6.7
  • Function: Transfers pressurized fuel to injectors
  • Compatibility: Cummins 4B, 6TAA, QSB engine series
  • Construction: Metal tubing with corrosion-resistant finish
  • Features: Direct-fit design, heat-resistant, supports high-pressure fuel delivery
  • Quality: OEM Cummins part

Shipping Info

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More Information

Current Part# 3968944
Type OEM
Part# variations 3968944 CUM,
3968944CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty