Gates 43300 Engine Water Pump

Reliable Water Pump Replacement for Nissan D21, Pathfinder, and Pickup

The Gates Water Pump (Standard) part number 43300 is engineered to provide dependable cooling system performance for Nissan D21, Pathfinder, and Pickup models. Designed with durable materials and precise specifications, this engine water pump supports efficient engine temperature regulation.

Key Features of Gates Water Pump 43300

• Housing made from cast aluminum for lightweight strength and corrosion resistance
• Cast iron impeller designed for durability and consistent coolant flow
• Standard impeller rotation compatible with original equipment
• Accessory belt drive style for straightforward installation and operation
• Includes water pump, gasket, and four double-end studs for secure mounting
• Does not include back housing, thermostat, fan clutch, or pulley
• Not timing belt driven, ensuring compatibility with specific Nissan engine configurations

About the Gates Water Pump (Standard) Product Line

The Gates Water Pump (Standard) line focuses on providing reliable, OEM-quality water pumps that meet factory specifications. This product line is designed to offer a balance of durability and performance for everyday driving conditions. The 43300 water pump fits within this line by delivering consistent coolant circulation and maintaining engine temperature control for Nissan vehicles.

Detailed Product Description

This Gates engine water pump features a cast aluminum housing that offers a strong yet lightweight structure, helping to resist corrosion and wear over time. The cast iron impeller is built to withstand the demands of continuous coolant circulation, ensuring steady flow and preventing overheating. The standard impeller rotation matches the original equipment design, making it a direct replacement for Nissan D21, Pathfinder, and Pickup models. The accessory belt drive style simplifies installation and aligns with the vehicle’s existing belt system. Included with the water pump are a gasket and four double-end studs, which assist in proper sealing and secure attachment to the engine block.

Common Applications and Issues Addressed

• Replacement for failing or leaking water pumps in Nissan D21, Pathfinder, and Pickup
• Resolves engine overheating caused by inadequate coolant circulation
• Addresses coolant leaks due to worn or damaged pump housing or seals
• Prevents engine damage from overheating by maintaining proper coolant flow
• Restores cooling system efficiency after pump impeller wear or corrosion

Installation Notes and Tips

Ensure the engine is cool before beginning installation. Remove the old water pump carefully to avoid damaging the mounting surface. Clean the gasket surface thoroughly before installing the new gasket included with the pump. Verify that the accessory belt is properly tensioned after installation to maintain correct pump operation. Since this pump does not include a pulley or fan clutch, reuse the existing components or replace them separately if needed.

Quality Assurance and Warranty

Gates water pumps are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. Part number 43300 undergoes rigorous quality control to maintain consistent fit and function for Nissan D21, Pathfinder, and Pickup vehicles. Warranty coverage details should be confirmed with the product documentation or supplier.