Flywheel 3973497

positive OEM
Cummins
Part# 3973497
note
Flywheel storing rotational energy for smooth engine power transfer.
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Description

The Cummins ISC/ISL Flywheel (3973497) is a mechanical component that stores rotational energy to stabilize engine operation and facilitate power transfer to the transmission. It smooths power delivery by maintaining consistent engine momentum during combustion cycles, supporting efficient drivetrain performance in heavy-duty vehicles.

Key Specifications

  • Application: B Series, G Series, ISB, ISBE, ISC, ISL engines
  • Function: Stores rotational energy, smooths power delivery
  • Compatibility: Cummins B3.9, B5.9, B6.7, G5.9, G8.3, ISB, ISBE, ISC, ISL series
  • Construction: High-strength steel
  • Features: 8 mounting bolts, ring gear interface, vibration dampening mass
  • 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# 3973497
Type OEM
Part# variations 3973497 CUM,
3973497CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty