Front Engine Support 3977494

positive OEM
Cummins
Part# 3977494
note
OLD# 3393857
Structural support securing engine alignment in heavy-duty trucks
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Description

The Cummins Front Engine Support (3977494) is a structural component that secures the engine to the vehicle chassis, maintaining alignment and stability. It reduces engine movement and distributes operational forces to protect engine mounts and related parts, ensuring consistent engine positioning during heavy-duty use.

Key Specifications

  • Application: 4B3.9, 6B5.9, QSB5.9 CM850 engines
  • Function: Engine mounting and alignment support
  • Compatibility: Heavy-duty trucks with Cummins B series engines
  • Construction: High-strength metal alloy
  • Features: Precision-machined mounting surfaces, robust attachment points, double isolator mount type
  • 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). 

 

For more shipping information, please see our Shipping & Delivery page.

More Information

Current Part# 3977494
Old Part No.: 3393857
Type OEM
Part# variations 3977494 CUM,
3977494CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty