Thermostat+Housing

toc The **Thermostat Housing** is an aluminum piping assembly mounted between the two cylinder heads. As the name states, it houses the thermostat.

=Function= The Thermostat Housing has a few different functions.
 * Provide a mounting point for the thermostat.
 * Provide a coolant passage from the thermostat to the water pump below.
 * Provide a return path from the heater core, turbochargers, and throttle bodies to the upper coolant pipe.

=Related Articles= Parts (Category) Cooling System (Category)