This kit is for replacing the complete thermostat housing assembly. Coolant leakage from the thermostat housing is a very common problem with the 4.0 SOHC engine. The housing is made of plastic and cracking is an issue with age. Typically takes about two business days to ship. All parts in this kit are new OEM Ford & Motorcraft items. The kit includes the following:
- Upper thermostat housing or water neck
- Lower thermostat housing
- Lower gasket/o-ring for mounting lower housing to engine
- Thermostat o-ring
- ECT sensor with o-ring
- Sensor clip
- Bypass rubber hose that mounts from lower housing to water pump
- All six bolts used for the housing
2002 2003 2004 2005 Ford Explorer 4dr 4.0 SOHC (build date between 11-13-2000 to 07-19-2005) with ONE sensor in the housing
2002 2003 2004 2005 Mercury Mountaineer 4dr 4.0 SOHC (build date between 11-13-2000 to 07-19-2005) with ONE sensor in the housing
*This kit is not for any Sport Trac or two door Explorer Sports models.
*We have the individual parts available if needed. Email us with your needs.*
*This is a special order item and takes one to two business days before we can ship
Shipping options and cost are available once items are placed in the shopping cart and based your zip code. USPS Priority International is available for customers outside of the continental US.