1989-1993 Cummins High Temperature Thermostat (MMTS-RAM-89H)-Thermostat-Mishimoto-MMTS-RAM-89H-Dirty Diesel Customs

1989-1993 Cummins High Temperature Thermostat (MMTS-RAM-89H)


Part Number: MMTS-RAM-89H
Sale price$80.11 CAD

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 Year Make Engine
Dodge Ram
5.9L Cummins

For those of you who live in colder climates or your truck has trouble reaching operating temps, these Mishimoto Thermostats are the perfect solution. They activate at a higher temp, meaning coolant stays in the engine longer delaying flow to the rad so the engine can heat up quicker. 

Part Number: MMTS-RAM-89H

  • Higher activation temperature restricts coolant circulation for a longer time, providing quicker engine warmup
  • Ideal for cold climates
  • Includes thermostat and high-quality replacement gasket
  • 189.5°F compared to the factory thermostat 180°F