Heat Exchanger 4019958

positive OEM
Cummins
Part# 4019958
note
OLD# 3866719
Engine oil cooling heat exchanger for thermal regulation in trucks.
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Extended Lead Time
non-returnable Non-returnable info
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Description

The Cummins Heat Exchanger (4019958) is a thermal management component designed to transfer heat between fluids, primarily cooling engine oil to regulate operating temperatures. It supports engine efficiency and prevents overheating by maintaining optimal thermal conditions within the cooling system.

Key Specifications

  • Application: Tier 1 5.9 liter B engines
  • Function: Transfers heat between engine oil and coolant
  • Compatibility: Cummins B series engines, commercial trucks
  • Construction: Corrosion-resistant metals, compact design
  • Features: Advanced fin technology, sealed fluid pathways
  • 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# 4019958
Old Part No.: 3866719
Type OEM
Part# variations 4019958 CUM,
4019958CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty