Thermostat 129664

positive OEM
Cummins
Part# 129664
note
Engine coolant thermostat regulating temperature in heavy-duty diesel engines.
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Description

The Cummins Thermostat (129664) regulates engine coolant temperature by controlling coolant flow within the cooling system. It maintains optimal operating temperature to support engine efficiency and prevent overheating in heavy-duty applications.

Key Specifications

  • Application: Non Certified 14 liter NT/NH engines
  • Function: Controls coolant flow to regulate engine temperature
  • Compatibility: Heavy-duty diesel engines, commercial vehicles
  • Construction: Metal housing with precision valve mechanism
  • Features: Temperature-sensitive valve, corrosion-resistant materials
  • Quality: OEM Cummins part

Shipping Info

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More Information

Current Part# 129664
Type OEM
Part# variations 129664 CUM,
129664CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty