Motorad 756-180 Engine Coolant Thermostat Housing Assembly

Integrated Housing Thermostat Overview

The Motorad 756-180 integrated housing thermostat is an OE-style engine coolant thermostat housing assembly built for precise temperature control in demanding cooling systems. It is a direct-fit solution for select Toyota and Lexus applications, including the Toyota Camry, Avalon, and Lexus ES300h.

Motorad’s Integrated Housing Thermostat line focuses on thermostat and housing assemblies that match OEM specifications and sealing requirements. The 756-180 uses OEM-style materials and an integrated design to simplify replacement on vehicles that use a combined thermostat housing setup.

Key Features

• 180°F start-to-open temperature for controlled coolant flow
• Integrated housing design for OE-style replacement
• Plastic, stainless steel, and copper construction
• Rubber seal included for proper sealing at installation
• Two bolt holes and two outlet ports
• Black housing finish
• Offset design with air relief valve where applicable
• Copper case and wax compound for responsive temperature changes

Detailed Product Description

This engine coolant thermostat housing assembly is manufactured to OE specifications and processes, with materials selected to handle everyday thermal cycling in modern cooling systems. The 180-degree opening temperature helps regulate coolant circulation at the correct operating range, while the integrated housing format supports a clean replacement on vehicles that use a combined thermostat and housing design. This part cross-references Dorman OE Solutions 902-5174 for the same application.

Compatible With 2012-2017 Toyota Camry, N/A; 2013-2018 Toyota Avalon, N/A; and 2013-2018 Lexus ES300h, N/A. The Motorad 756-180 is a practical choice when replacing a worn thermostat housing on these Toyota and Lexus models.

Common Issues This Part Can Address

• Engine running too cool or too hot due to thermostat wear
• Coolant leaks at the thermostat housing seal
• Delayed coolant flow from a sticking thermostat
• Temperature instability during stop-and-go driving
• Service issues caused by a cracked or aged housing assembly

Installation Notes and Tips

• Drain coolant before removing the existing housing assembly.
• Inspect the mating surface and clean away old seal material before installation.
• Verify outlet port orientation and bolt-hole alignment before tightening.
• Use the included rubber seal and follow factory torque specifications.
• Refill and bleed the cooling system according to the vehicle service procedure.

Quality Assurance

Motorad manufactures this thermostat housing assembly with OEM-quality materials and safety standards as an OE supplier. The design is built to meet OEM specifications for fit, sealing, and temperature response in the cooling system.