OE Quality
60-Day Returns

Motorad 732-172 Engine Coolant Thermostat Housing Assembly - Upper
Overview of Motorad Integrated Housing Thermostat 732-172
The Motorad Integrated Housing Thermostat 732-172 is designed for reliable engine temperature regulation in select Acura and Honda vehicles. This engine coolant thermostat housing assembly ensures precise temperature control to maintain optimal engine performance and prevent overheating.
- Engine coolant thermostat housing assembly with integrated thermostat
- Opening temperature set at 172°F for accurate thermal management
- Constructed from durable plastic, stainless steel, and copper materials
- Includes a rubber gasket/seal for secure, leak-free installation
- Features 3 bolt holes and 1 outlet port with a 1.26-inch diameter
- Compatible with Acura and Honda models including Accord, Civic, CR-V, HR-V, ILX, Integra, and TLX
Details on the Integrated Housing Thermostat Product Line
The Motorad Integrated Housing Thermostat product line combines the thermostat and housing into a single assembly, simplifying installation and improving reliability. This design reduces potential leak points and streamlines the cooling system maintenance process. The 732-172 part number represents a precise fit for various Acura and Honda models, ensuring consistent engine temperature control.
Product Features and Specifications
This thermostat housing assembly opens at 172 degrees Fahrenheit, allowing coolant to flow once the engine reaches the specified temperature. The assembly includes a single rubber gasket to provide a tight seal and prevent coolant leaks. The housing is constructed from a combination of plastic, stainless steel, and copper, balancing durability and corrosion resistance. It features three bolt holes for secure mounting and one outlet port with a diameter of 1.26 inches, compatible with the original equipment specifications.
Common Applications and Problem Resolution
- Replaces faulty or leaking thermostat housings in Acura and Honda vehicles
- Resolves engine overheating caused by thermostat failure
- Prevents coolant leaks due to worn or damaged seals
- Restores proper coolant flow for efficient engine temperature regulation
- Addresses issues related to inconsistent engine warm-up times
Installation Notes and Tips
Installation requires removal of the old thermostat housing and careful cleaning of the mounting surface. The included rubber gasket should be properly seated to ensure a leak-free seal. Note that mounting hardware and bolts are not included, so original bolts should be reused or replaced as needed. No bleeder hole or jiggle pin is present in this assembly, so bleeding the cooling system after installation is recommended to remove air pockets.
Quality Assurance and Warranty Information
Motorad manufactures this thermostat housing assembly to meet or exceed OEM standards for fit and function. The use of quality materials such as stainless steel and copper contributes to long service life. The product includes a rubber gasket to ensure proper sealing. Warranty details are subject to Motorad's standard coverage policies.
| Brand | Motorad |
| Part Number | 732-172 |
| Position | Integrated Housing Thermostat, Upper |
| Bleeder Hole | No |
| 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 | No |
| Material | Plastic, Stainless Steel, Copper |
| Mounting Hardware Included | No |
| Number Of Bolt Holes | 3 |
| Number Of Outlet Ports | 1 |
| Number Of Seals | 1 |
| Opening Temperature | 172 |
| Outlet Diameter | 1.26 in |
| Start to Open Temperature | 172 Deg. F |
| Temperature | 172 Deg. F |
| Temperature (Degree) | 172 |
This part fits 37 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2026 | Honda | Civic | 2.0L | L4 | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2025 | Acura | Integra | 2.0L | L4 | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2025 | Honda | Civic | 2.0L | L4 | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2025 | Honda | HR-V | 2.0L | L4 | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2024 | Acura | Integra | 2.0L | L4 | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2024 | Honda | Civic | 2.0L | L4 | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2024 | Honda | HR-V | 2.0L | L4 | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2023 | Honda | Civic | 2.0L | L4 | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2023 | Honda | HR-V | 2.0L | L4 | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2022 | Acura | ILX | 2.4L | L4 | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2022 | Honda | Civic | 2.0L | L4 | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2021 | Acura | ILX | 2.4L | L4 | N/A | Includes thermostat, housing, and seal; Integrated Housing Thermostat |
| 2021 | Honda | Civic | 2.0L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2020 | Acura | ILX | 2.4L | L4 | Upper | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2020 | Honda | Civic | 2.0L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2019 | Acura | ILX | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2019 | Acura | TLX | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2019 | Honda | Civic | 2.0L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2019 | Honda | CR-V | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2018 | Acura | ILX | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2018 | Acura | TLX | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2018 | Honda | Civic | 2.0L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2018 | Honda | CR-V | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2017 | Acura | ILX | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2017 | Acura | TLX | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2017 | Honda | Accord | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat |
| 2017 | Honda | Civic | 2.0L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2017 | Honda | CR-V | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2016 | Acura | ILX | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2016 | Honda | Accord | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat |
| 2016 | Honda | Civic | 2.0L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2016 | Honda | CR-V | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2015 | Acura | TLX | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2015 | Honda | Accord | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2015 | Honda | CR-V | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2014 | Honda | Accord | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
| 2013 | Honda | Accord | 2.4L | L4 | N/A | Temperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.