Pulley,Idler 3978324

positive OEM
Cummins
Part# 3978324
note
Engine belt idler pulley for tension and alignment in Cummins engines.
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Description

The Cummins OEM Idler Pulley (3978324) is a mechanical component designed to guide and maintain tension on engine accessory belts. It functions as a rotating support to ensure proper belt alignment and smooth operation within the engine drive system.

Key Specifications

  • Application: Non Certified 5.9L B engines, Water Pump Drive
  • Function: Maintains belt tension and alignment
  • Compatibility: Cummins industrial engines
  • Construction: Metal pulley with bearing assembly
  • Features: Rotating bearing, corrosion-resistant finish
  • Quality: OEM Cummins part

Shipping Info

Next Day Air services are available for In Stock items. Our shipping cutoff time is Monday - Friday 4:30pm Eastern Standard Time (EST). 

 

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More Information

Current Part# 3978324
Type OEM
Part# variations 3978324 CUM,
3978324CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty