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Calorstat TH5077.82 Engine Coolant ThermostatOE Quality 60-Day Returns
Part #: TH5077.82

Calorstat TH5077.82 Engine Coolant Thermostat

4 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Toyota, 4Runner and Pickup
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Engine Coolant Thermostat for Toyota 4Runner and Pickup

Calorstat TH5077.82 is a standard engine coolant thermostat set to begin opening at 180°F (82°C). It is built for direct replacement use in 1988-1989 Toyota 4Runner and 1988-1989 Toyota Pickup applications, helping maintain proper coolant flow and operating temperature.

Key Features

  • Standard engine coolant thermostat design
  • Start-to-open temperature: 180°F / 82°C
  • Sealing flange outside diameter: 2.04 in.
  • Height between flanges: 1.33 in.
  • Gasket or seal not included
  • Cross-references Motorad 215-180JV and Quality-Built 13978 for the same application

Product Details

Calorstat TH5077.82 is an engine coolant thermostat for Toyota cooling system service, specified for 1988-1989 Toyota 4Runner and 1988-1989 Toyota Pickup models. The 180°F opening temperature supports factory-style temperature control, while the listed flange dimensions help confirm housing fitment during replacement. This part number, TH5077.82, also appears in interchange listings for related aftermarket references.

Common Issues This Part Can Address

  • Engine running cooler or warmer than expected
  • Delayed coolant circulation after cold start
  • Temperature fluctuation during normal driving
  • Cooling system service on a Toyota 4Runner or Toyota Pickup
  • Replacement of a worn thermostat during thermostat housing maintenance

Installation Notes and Tips

Verify the thermostat dimensions and opening temperature before installation. Because no gasket or seal is included, confirm the correct sealing component is on hand for the repair. Inspect the thermostat housing, coolant condition, and mating surfaces before reassembly to support a proper seal and stable coolant control.

Quality Assurance

Calorstat TH5077.82 is a standard replacement thermostat built to match the specified application and temperature rating for Toyota cooling system service. The part number TH5077.82 and its interchange references help confirm selection for the listed 1988-1989 Toyota 4Runner and Toyota Pickup applications.

BrandCalorstat
Part NumberTH5077.82
Sealing Flange Outside Diameter2.04
Height Between Flanges1.33
TypeStandard
Gasket Or Seal IncludedNo
Start to Open Temperature180.0
98131.1
98441
98521
9943Yes

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1989Toyota4Runner3.0LV6N/AOpening Temp: 82 C / 180 F
1989ToyotaPickup3.0LV6N/AOpening Temp: 82 C / 180 F
1988Toyota4Runner3.0LV6N/AOpening Temp: 82 C / 180 F
1988ToyotaPickup3.0LV6N/AOpening Temp: 82 C / 180 F

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

139781634187788000215-180JV2322-1807215-180JV90048330070009004833019000900483302600090048330280009091603028000TH5077.82J

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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