Crankshaft Pulley 3973812

positive OEM
Cummins
Part# 3973812
note
Engine crankshaft pulley driving accessories and reducing torsional vibrations.
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Extended Lead Time
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Description

The Cummins Crankshaft Pulley (3973812) is a critical engine component that transfers rotational force from the crankshaft to drive accessory systems. It also functions to reduce torsional vibrations, contributing to engine stability and smooth operation in commercial vehicle engines.

Key Specifications

  • Application: EPA13 8.9L ISC/ISL engines
  • Function: Drives accessory belt; reduces torsional vibrations
  • Compatibility: ISC CM2150, ISC CM850, ISC8.3 CM2250, ISL CM2150, ISL9 CM2250
  • Construction: Machined hub, rubber damper, metal outer ring
  • Features: Vibration dampener; timing marks; harmonic balancer
  • 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# 3973812
Type OEM
Part# variations 3973812 CUM,
3973812CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty