Gates 43186WT Engine Water Pump - Main

Gates Water Pump with Thermostat

The Gates 43186WT engine water pump is a direct-fit cooling system replacement for select Ford and Lincoln applications. It combines the water pump, thermostat, and housing in one assembly to support consistent coolant circulation and temperature control.

Built with a cast aluminum housing and a plastic impeller, this Gates Water Pump (Standard) is configured for accessory-belt drive and standard impeller rotation. It includes a pulley, uses two outlets, and does not include a back housing or timing-belt drive components.

Key Features

• Part number 43186WT for select Ford and Lincoln vehicles
• Water pump with thermostat and housing included
• Cast aluminum housing for durable cooling-system service
• Plastic impeller with standard rotation
• Accessory belt driven, with pulley included
• 100% functional testing of seals and bearings
• 100% leakage testing of the casting and assembled pump

Product Details

Gates Water Pump (Standard) line components are built for OE-quality fit and consistent operation. The 43186WT is engineered for vehicles such as the Ford Edge, Ford F-150, Ford Fusion, Lincoln Nautilus, Lincoln Continental, Lincoln MKZ, and Lincoln MKX where the listed hub or bolt configuration matches the application. This part cross-references Ford OE numbers such as FT4Z 8501 A and FT4Z 8501 C for the same application.

What This Water Pump Helps Address

• Coolant circulation problems caused by a worn pump
• Engine temperature fluctuations from a failing thermostat assembly
• Coolant leakage at the pump casting or seal area
• Noisy operation from worn bearings or internal wear
• Cooling-system service needs on Ford Edge, Ford F-150, and Lincoln MKZ applications

Installation Notes and Tips

Verify the hub style, bolt pattern, and engine configuration before installation. This part fits 2015-2017 Ford Edge, Main; 2015-2016 Ford F-150, Main; 2017 Ford F-150, N/A; 2017 Ford Fusion, Main; 2018-2019 Ford Fusion, N/A; 2018 Ford Edge, N/A; 2019 Ford Edge, N/A; 2020-2021 Ford Edge, N/A; 2016-2018 Lincoln MKX, W/3-Hole Hub; 2016 Lincoln MKX, Main; 2017-2020 Lincoln Continental, N/A; 2019-2020 Lincoln Continental, W/3-Bolt Design; 2017-2020 Lincoln MKZ, N/A; 2019-2021 Lincoln Nautilus, W/3-Hole Hub. Confirm the accessory-belt drive layout and inspect the cooling system before returning the vehicle to service.

Quality Assurance

Gates manufactures this water pump with premium alloy materials and tests each unit for seal and bearing function plus leakage performance. The result is a cooling-system replacement built to meet OE-quality fit expectations for the listed Ford and Lincoln applications.