Lubricating Oil Suction Tube 3971983

positive OEM
Cummins
Part# 3971983
note
Engine oil suction tube for continuous lubrication flow in heavy-duty engines.
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Description

The Cummins Lubricating Oil Suction Tube (3971983) is a critical component in engine lubrication systems, responsible for drawing oil from the sump to the engine’s oil pump. It ensures continuous oil flow to maintain lubrication of moving parts, reducing friction and heat within heavy-duty engines.

Key Specifications

  • Application: Tier 3 6.7L ISB/QSB engines
  • Function: Transfers oil from sump to lubrication system
  • Compatibility: QSB5.9 CM850, QSB6.7 series (CM2250, CM2350 B105, CM850, M CM2250)
  • Construction: Metal tube with secure fitting ends
  • Features: Direct-fit design, corrosion-resistant, supports steady oil flow
  • Quality: OEM Cummins part

Shipping Info

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More Information

Current Part# 3971983
Type OEM
Part# variations 3971983 CUM,
3971983CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty