Gates 44085 Engine Water Pump

Reliable Cooling Solution for Lexus and Toyota Vehicles

The Gates Water Pump (Standard) part number 44085 is engineered to maintain optimal engine temperature in select Lexus and Toyota models. Designed with durable materials and precise specifications, this engine water pump supports efficient coolant circulation driven by the timing belt system.

• Housing made from cast aluminum for strength and heat resistance
• Plastic impeller designed for reverse rotation to match engine requirements
• Includes pulley for direct timing belt drive compatibility
• Single outlet configuration for streamlined coolant flow
• Comes with water pump, metal gasket, gasket, 2 o-rings, 6 bolts, and 6 plain washers

Product Line Details: Gates Water Pump (Standard)

The Gates Water Pump (Standard) line focuses on delivering reliable, OEM-quality water pumps that meet factory specifications. This product line emphasizes compatibility with timing belt-driven engines, ensuring proper integration with the vehicle’s cooling and drive systems. The 44085 water pump is part of this line, providing a balance of durability and performance for Lexus and Toyota models requiring a reverse rotation impeller and cast aluminum housing.

Technical Description and Features

This engine water pump features a cast aluminum housing that offers corrosion resistance and structural integrity under high-temperature conditions. The plastic impeller is designed to rotate in reverse, matching the specific coolant flow direction needed for the compatible Lexus and Toyota engines. The pump is driven by the timing belt, and the included pulley facilitates this drive style. The single outlet design supports efficient coolant routing. Note that this water pump does not include a back housing, thermostat, or fan clutch, focusing solely on the core pump assembly.

Compatible Vehicles and Applications

• Lexus 4Runner, GS400, GS430, GX470, Land Cruiser, LS400, LS430, LX470, SC400, SC430
• Toyota Sequoia and Tundra models
• Designed for timing belt-driven engines requiring reverse impeller rotation
• Ideal replacement for maintaining proper engine cooling and preventing overheating

Installation Notes and Tips

Ensure the timing belt is properly aligned and tensioned when installing the Gates 44085 water pump. Verify that the reverse rotation impeller matches the engine’s coolant flow direction. Use the included metal gasket and o-rings to secure a leak-free seal. Since the pump does not include a thermostat or back housing, inspect these components separately and replace if necessary to maintain system integrity.

Quality Assurance and Warranty

Gates water pumps are manufactured to meet or exceed OEM standards, providing reliable performance for Lexus and Toyota vehicles. The Water Pump (Standard) line undergoes rigorous quality control to ensure durability and fitment accuracy. Warranty coverage details should be confirmed with the product documentation or supplier.