Keep coolant moving at the right temperature with the Dorman - OE Solutions Engine Coolant Thermostat Housing Assembly 902-204. It installs as a direct-fit replacement on the V6-4.0L 1997-2001 Ford Explorer, 2001 Ford Explorer Sport, 2001 Ford Explorer Sport Trac, 2001 Ford Ranger, and 1998-2001 Mercury Mountaineer. The housing holds the thermostat and routes coolant between the engine and radiator, helping regulate operating temperature.
The assembly supplies the bolts that join the upper and lower housing, but mounting hardware to the engine is not included — consult the vehicle service information for the correct fasteners and whether they may be reused. If a cracked or leaking thermostat housing is the cause of coolant loss or temperature swings, this assembly replaces it; diagnose the cause before ordering.
Country of origin: China. Manufacturer part number 902-204 (also 902204).
What does this thermostat housing assembly do?
It holds the thermostat and routes coolant between the engine and radiator, helping regulate engine operating temperature. The included thermostat opens at 190°F.
What is included in the box?
The upper and lower housing, a thermostat, a gasket, and the upper- and lower-housing bolts. Mounting hardware to the engine is not included.
Which vehicles does it fit?
The V6-4.0L 1997-2001 Ford Explorer, 2001 Ford Explorer Sport, 2001 Explorer Sport Trac, 2001 Ranger, and 1998-2001 Mercury Mountaineer. See the Buyer's Guide tab for the full list.
What are signs the housing may need replacing?
Coolant leaks around the housing, low coolant, or engine temperature changes may signal a cracked or leaking housing. Diagnose the cause before replacing.
Is a gasket included, and where is it made?
Yes, a gasket is included with the assembly. Country of origin: China.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
