Product Review

APDTY 013315 Thermostat w/Upper & Lower Water Outlet Housing
Fits models below with screw in coolant temp sensors
Fits: 1997-2001 Ford Explorer 4.0L
Fits: 1998-2001 Mercury Mountaineer 4.0L
This kit includes the bottom housing O-Ring seal pre-installed, This is everything needed to repair the very common leaking thermostat housing. The original screw-in temp sensors can be used if they are functioning properly.
Replaces Ford Part #: YU3Z-8A586-AA