HomeBelts and Cooling > Thermostat and HousingMotorad 751-172 Engine Coolant Thermostat Housing Assembly
Part #: 751-172

Motorad 751-172 Engine Coolant Thermostat Housing Assembly

Integrated Housing Thermostat
⚙️ 29 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Integrated Housing Thermostat
🚗Fitment: Honda and Acura, Pilot, RLX, Accord, Ridgeline, MDX, and Crosstour
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Reliable Engine Coolant Thermostat Housing for Acura and Honda

The Motorad Integrated Housing Thermostat 751-172 is designed to maintain optimal engine temperature for select Acura and Honda models. This engine coolant thermostat housing assembly ensures efficient coolant flow and temperature regulation, helping your vehicle perform reliably under various driving conditions.

  • Constructed from durable plastic, steel, and copper materials
  • Includes a rubber O-ring gasket for a secure seal
  • Designed with two outlet ports and three bolt holes for precise fitment
  • Bypass diameter of 1.09 inches and length of 1.88 inches for proper coolant circulation
  • Thermostat temperature rating of 172°F to maintain engine efficiency

About the Motorad Integrated Housing Thermostat Product Line

The Integrated Housing Thermostat line by Motorad combines the thermostat and housing into a single assembly, simplifying installation and reducing potential leak points. This design is engineered to meet the specifications of various Acura and Honda vehicles, including the Accord, Crosstour, MDX, Pilot, Ridgeline, and RLX. The 751-172 part number represents a regular grade type housing that balances durability and performance for everyday driving needs.

Detailed Product Description

This engine coolant thermostat housing assembly features a black finish and is made from a combination of plastic, steel, and copper to provide strength and corrosion resistance. The included rubber O-ring gasket ensures a tight seal between the housing and engine components, preventing coolant leaks. With two outlet ports measuring 1.25 inches and 0.55 inches in diameter, the housing supports efficient coolant flow. The assembly does not include mounting hardware or installation tools, so ensure you have the necessary equipment before beginning installation.

Common Applications and Issues Addressed

  • Replacement for faulty or leaking thermostat housings in Acura Accord and Honda Pilot
  • Resolves engine overheating caused by thermostat failure
  • Prevents coolant leaks that can lead to engine damage
  • Restores proper coolant flow in Honda Ridgeline and Acura MDX models
  • Maintains consistent engine temperature for improved fuel efficiency

Installation Notes and Tips

Before installation, verify compatibility with your specific Acura or Honda model. The assembly includes a rubber O-ring gasket but does not come with mounting hardware or installation tools. Clean the mounting surface thoroughly to ensure a proper seal. Tighten bolts evenly across the three bolt holes to avoid warping the housing. Check coolant levels and system pressure after installation to confirm there are no leaks.

Quality Assurance and Warranty

The Motorad Integrated Housing Thermostat 751-172 is manufactured to meet OEM specifications for fit and function. The use of quality materials such as steel and copper enhances durability and corrosion resistance. This part includes a rubber O-ring gasket to ensure a reliable seal. Please consult the product documentation or manufacturer for specific warranty details.

BrandMotorad
Part Number751-172
PositionIntegrated Housing Thermostat
Bleeder HoleNo
Bypass Diameter1.09 in
Bypass Length1.88 in
ColorBlack
Gasket Or Seal IncludedYes
Gasket TypeO-Ring
Gasket/Seal MaterialRubber
Gasket/Seal MaterialRubber
Grade TypeRegular
Installation Tool IncludedNo
MaterialPlastic, Steel, Copper
Mounting Hardware IncludedNo
Number Of Bolt Holes3
Number Of Outlet Ports2
Number Of Seals1
Outlet Diameter1.25 in, 0.55 in
Temperature172 Deg. F
Temperature (Degree)172

This part fits 29 vehicles. Search below:

YearMakeModelSubmodelTransmissionLitersCylindersFuel TypePositionNotes
2020HondaPilot3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2019HondaPilotLX3.5LV6N/AIncludes thermostat, housing, and seal; Integrated Housing Thermostat
2018HondaPilotLX3.5LV6N/AIncludes thermostat, housing, and seal; Integrated Housing Thermostat
2017AcuraRLX3.5LV6GASN/ATemperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat
2017HondaAccordTouring3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2017HondaAccordEX-L3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2017HondaPilotLX3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2017HondaPilotEX-L3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2017HondaPilotEX3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2017HondaRidgeline3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2016AcuraRLX3.5LV6GASN/ATemperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat
2016HondaAccordAutomatic3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2016HondaAccordAutomatic CVT3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2016HondaPilotLX3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2016HondaPilotEX-L3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2016HondaPilotEX3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2015AcuraMDX3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat
2015AcuraRLX3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat
2015HondaAccordAutomatic3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2015HondaAccordAutomatic CVT3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2015HondaCrosstour3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2014AcuraMDX3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat
2014AcuraRLX3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; OE Specified Temperature; Integrated Housing Thermostat
2014HondaAccordAutomatic3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2014HondaAccordAutomatic CVT3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2014HondaCrosstour3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2013HondaAccordAutomatic3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2013HondaAccordAutomatic CVT3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; Integrated Housing Thermostat
2013HondaCrosstour3.5LV6N/ATemperature 172F; Includes thermostat, housing, and seal; Alternate Temperature Option; 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:

19315R9PA014971757517751-1727517275172-TS86192902-58349751172HT172-157P75172

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