Metelli PA648 Engine Water Pump

Reliable Engine Water Pump for Nissan and Infiniti Vehicles

The Metelli PA648 engine water pump is designed to maintain optimal engine temperature for select Nissan and Infiniti models. This new water pump includes essential components to ensure a secure and efficient installation, helping to support your vehicle's cooling system performance.

Key Features of the Metelli PA648 Water Pump

• Includes pulley with 23 teeth and 18.75 mm width for precise belt engagement
• Comes with gasket and o-ring to ensure a proper seal and prevent leaks
• Durable aluminium housing for lightweight strength and corrosion resistance
• Metal impeller with 6 vanes and 76 mm outside diameter for effective coolant flow
• Brand new, not remanufactured, ensuring reliable operation

Detailed Description of the Metelli PA648 Engine Water Pump

This engine water pump from Metelli is engineered with a metal impeller featuring six vanes, designed to optimize coolant circulation within the engine. The aluminium housing provides a robust yet lightweight structure that resists corrosion, extending the pump's service life. The included pulley, with 23 teeth and a width of 18.75 mm, ensures proper belt alignment and smooth operation. The package also contains a gasket and o-ring, which are critical for maintaining a tight seal and preventing coolant leaks. This water pump is a new part, offering dependable performance for your vehicle's cooling system.

Compatible Vehicles and Common Applications

• Compatible with Nissan Maxima, Pathfinder, and Infiniti I30 models
• Also fits Infiniti QX4, supporting various engine cooling needs
• Ideal replacement for water pump failures causing overheating
• Addresses coolant leaks due to worn seals or gaskets
• Resolves noisy or malfunctioning water pump pulley issues

Installation Notes and Tips

When installing the Metelli PA648 water pump, ensure the engine is cool and the cooling system is depressurized. Replace the old gasket and o-ring with the included new components to prevent leaks. Verify the pulley alignment and belt tension after installation to avoid premature wear. It is recommended to inspect the entire cooling system, including hoses and thermostat, during replacement to maintain optimal performance.

Quality Assurance and Warranty Information

Metelli manufactures this water pump to meet strict quality standards, using durable materials such as aluminium for the housing and metal for the impeller. The PA648 is a new part, not remanufactured, providing consistent reliability. While specific warranty details may vary, Metelli products typically come with a limited warranty covering defects in materials and workmanship.