US Motor Works US4101 Engine Water Pump

Engine Water Pump for Ford Explorer and Mercury Mountaineer

US Motor Works US4101 is an engine water pump for select Ford Explorer and Mercury Mountaineer applications. It is built for 1996-2001 Ford Explorer and 1997-2001 Mercury Mountaineer fitments, making it a direct-match option for cooling system service on these vehicles.

Key Features

• Engine water pump for cooling system replacement
• Includes installation sealing devices
• Manufacturer notes that the fan clutch should be replaced with the water pump
• Fits 1996-2001 Ford Explorer and 1997-2001 Mercury Mountaineer applications
• US Motor Works part number US4101

Product Details

US Motor Works US4101 is an engine water pump intended for vehicles in the Ford Explorer and Mercury Mountaineer platform. The manufacturer specifies that installation sealing devices are included and recommends replacing the fan clutch at the same time as the water pump. This part cross-references Airtex AW4101 and Gates 43068 for the same application.

Common Repair Uses

• Coolant circulation problems
• Overheating caused by a worn water pump
• Coolant leakage at the pump housing
• Noisy pump bearing operation
• Cooling system service on Ford Explorer and Mercury Mountaineer models

Installation Notes

Verify engine fitment before installation on your Ford Explorer or Mercury Mountaineer. Follow the vehicle service procedure for coolant draining, gasket surface preparation, and torque specifications. The manufacturer notes that the fan clutch should be replaced with the water pump, so inspect related cooling components during service. Use the included installation sealing devices during assembly.

Quality Assurance

US Motor Works supplies this water pump as a replacement cooling component for the listed applications. Confirm part number US4101 against the vehicle’s engine configuration before installation.