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Motorad 700-180 Engine Coolant Thermostat Housing Assembly
| Brand | Motorad 700-180 |
|---|---|
| Bleeder Hole | Yes |
| Bolts Included | No |
| Color | Black |
| Gasket or Seal included | Yes |
| Gasket/Seal Material | Rubber |
| Gasket/Seal Material | Rubber |
| Hardware included | No |
| Installation Tool Included | No |
| Jiggle Pin Included | Yes |
| Material | Plastic, Stainless Steel, Copper |
| Mounting Hardware Included | No |
| Number Of Bolt Holes | 3 |
| Number Of Outlet Ports | 2 |
| Number Of Seals | 1 |
| Opening Temperature | 180 |
| Outlet Diameter | 1.35 in, 0.68 in |
| Start to Open Temperature | 180 Deg. F |
| Temperature | 180 Deg. F |
| Temperature (Degree) | 180 |
| Product line | Integrated Housing Thermostat |
| Fits | Toyota and Lexus · 53 vehicles |
OE supplier quality. Built with OEM materials and processes for dependable cooling performance.
Rapid temperature response. Copper case and wax compound react quickly to coolant changes.
Air relief valve included. Offset design with a bleeder hole and OEM-style seals where applicable.
Cross-references Continental 49348, Dorman - OE Solutions 902-5138 and Four Seasons 86034 for the same application. See all 13.
Integrated Housing Thermostat for Toyota and Lexus
Motorad 700-180 is an engine coolant thermostat housing assembly built to OE specifications for select Toyota and Lexus applications. It combines the thermostat, housing, and seal in one integrated design for a direct replacement on vehicles such as the Toyota Prius, Prius Prime, Prius AWD-e, Prius V, Corolla, Prius Plug-In, and Lexus CT200h.
With a 180 Deg. F opening temperature, this Motorad integrated housing thermostat is built with OEM-quality materials and an OE supplier manufacturing process. The black housing uses plastic, stainless steel, and copper construction, along with a rubber seal, bleeder hole, and jiggle pin for proper coolant air relief and temperature response.
Key Features
- Part number: 700-180
- Integrated thermostat housing assembly with thermostat and seal
- 180 Deg. F start-to-open temperature
- Bleeder hole and jiggle pin included
- 3 bolt holes for OE-style mounting
- 2 outlet ports with 1.35 in and 0.68 in outlet diameters
- Black housing finish
- Rubber gasket/seal included
- Manufactured with OEM specifications and processes
- Copper case and wax compound for responsive coolant temperature control
Product Details
Motorad’s Integrated Housing Thermostat line focuses on OE-style replacement assemblies that simplify cooling system service by combining the thermostat and housing into one unit. This approach helps maintain factory-style fitment and sealing on applications that require an integrated design. Part number 700-180 is built for demanding automotive cooling systems and is specified for direct replacement use on 2010-2025 Toyota Prius, 2017-2022 Toyota Prius Prime, 2019-2022 Toyota Prius AWD-e, 2012-2018 Toyota Prius V, 2020-2025 Toyota Corolla, 2012-2015 Toyota Prius Plug-In, and 2011-2017 Lexus CT200h.
This part cross-references Dorman - OE Solutions 902-5138 and Four Seasons 86034 for the same application.
Common Cooling System Issues It May Address
- Coolant temperature regulation concerns caused by a worn thermostat
- Leaks at the thermostat housing or seal interface
- Air trapped in the cooling system after service
- Delayed thermostat response during warm-up
- Fitment issues from using a non-OE-style housing assembly
Installation Notes and Tips
Verify engine application and OE-style connector and hose routing before installation. Replace the housing assembly only after the engine has cooled, and inspect mating surfaces for corrosion, debris, or old seal material. The bleeder hole and jiggle pin are included to help with air evacuation during refill; follow the vehicle service procedure to properly bleed the cooling system after installation.
Quality Assurance
Manufactured by an OE supplier using OEM-quality materials and safety standards, this thermostat housing assembly is built to meet the demands of modern cooling systems. The copper case and wax compound are used to promote quick response to coolant temperature changes, while the OE-style seals and offset design support factory-style service replacement.
| Year | Make | Model | Submodel | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2025 | Toyota | Corolla | — | 1.8L | L4 | — | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2024 | Toyota | Corolla | — | 1.8L | L4 | — | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2023 | Toyota | Corolla | — | 1.8L | L4 | — | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2022 | Toyota | Corolla | — | 1.8L | L4 | FULL HYBRID EV-GAS (FHEV) | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2022 | Toyota | Prius | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2022 | Toyota | Prius AWD-e | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2022 | Toyota | Prius Prime | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2021 | Toyota | Corolla | — | 1.8L | L4 | FULL HYBRID EV-GAS (FHEV) | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2021 | Toyota | Prius | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2021 | Toyota | Prius AWD-e | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2021 | Toyota | Prius Prime | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2020 | Toyota | Corolla | — | 1.8L | L4 | FULL HYBRID EV-GAS (FHEV) | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2020 | Toyota | Prius | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2020 | Toyota | Prius AWD-e | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2020 | Toyota | Prius Prime | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2019 | Toyota | Prius | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2019 | Toyota | Prius AWD-e | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2019 | Toyota | Prius Prime | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2018 | Toyota | Prius | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2018 | Toyota | Prius Prime | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2018 | Toyota | Prius V | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2017 | Lexus | CT200h | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2017 | Toyota | Prius | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2017 | Toyota | Prius Prime | Premium | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2017 | Toyota | Prius Prime | Plus | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2017 | Toyota | Prius Prime | Advanced | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2017 | Toyota | Prius V | Two | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2017 | Toyota | Prius V | Three | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2017 | Toyota | Prius V | Four | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2017 | Toyota | Prius V | Five | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2017 | Toyota | Prius V | Base | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2016 | Lexus | CT200h | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2016 | Toyota | Prius | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2016 | Toyota | Prius V | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2015 | Lexus | CT200h | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2015 | Toyota | Prius | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2015 | Toyota | Prius Plug-In | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2015 | Toyota | Prius V | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2014 | Lexus | CT200h | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2014 | Toyota | Prius | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2014 | Toyota | Prius Plug-In | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2014 | Toyota | Prius V | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2013 | Lexus | CT200h | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2013 | Toyota | Prius | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2013 | Toyota | Prius Plug-In | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2013 | Toyota | Prius V | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2012 | Lexus | CT200h | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2012 | Toyota | Prius | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2012 | Toyota | Prius Plug-In | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2012 | Toyota | Prius V | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2011 | Lexus | CT200h | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2011 | Toyota | Prius | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
| 2010 | Toyota | Prius | — | 1.8L | L4 | — | N/A | 180F temperature thermostat housing assembly with seal and OE specifications.; Integrated Housing Thermostat |
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