Gates 43327BH Engine Auxiliary Water Pump - EGR Cooler

Gates Auxiliary Water Pump for Ford Super Duty

The Gates 43327BH is an engine auxiliary water pump built for Ford F-250 Super Duty and Ford F-350 Super Duty applications with an EGR cooler. This Gates Water Pump (Standard) uses premium alloy construction and OE-quality fitment to support dependable coolant circulation in the vehicle’s cooling system.

Key Features

• Cast aluminum housing for strength and corrosion resistance
• Stamped steel impeller with standard rotation
• Includes back housing and pulley
• Accessory belt drive style
• Two outlet design for the specified cooling circuit
• Thermostat and housing not included
• Gates 43327BH water pump assembly with back housing and mounting bolts

Product Details

Gates Water Pump (Standard) line components are built for consistent operation and verified performance. For this application, the 43327BH is configured as an engine auxiliary water pump with cast aluminum housing, stamped steel impeller, and a pulley for accessory belt drive. Gates performs functional testing of seals and bearings and leakage testing of the casting and assembled pump to help confirm proper sealing before installation. This part cross-references Dayco DP1885 for the same application.

Common Problems This Part Can Help Address

• Coolant circulation issues in the EGR cooler circuit
• Leakage from a worn or damaged auxiliary water pump
• Noisy operation caused by failing pump bearings or seals
• Reduced cooling performance in Ford F-250 Super Duty and Ford F-350 Super Duty diesel cooling systems
• Fitment concerns when replacing the original Gates 43327BH-style pump

Installation Notes

Fits 2011-2019 Ford F-250 Super Duty, EGR Cooler, W/Dual Alts.; Water Pump (Standard). Fits 2011-2019 Ford F-350 Super Duty, EGR Cooler, W/Dual Alts.; Water Pump (Standard). Verify the accessory belt routing, pulley alignment, outlet orientation, and EGR cooler plumbing before installation. Replace coolant and inspect related hoses, clamps, and drive components during service.

Quality Assurance

Gates manufactures this water pump with premium alloy materials and tests seals, bearings, and leakage at the casting and assembled-pump level. The result is an OE-quality replacement built for the specified Ford Super Duty cooling application.