Metelli PA1144 Engine Water Pump

Reliable Engine Water Pump for Lexus and Toyota Vehicles

The Metelli PA1144 engine water pump is designed to maintain optimal engine temperature for select Lexus and Toyota models. Featuring durable aluminium housing and a metal impeller, this new water pump ensures consistent coolant flow and reliable performance.

• Includes gasket for a complete installation
• Aluminium housing for lightweight strength and corrosion resistance
• Metal impeller with 10 vanes for efficient coolant circulation
• Roller/ball bearing type with 30mm outside diameter for smooth operation
• Compatible with Lexus RX300, RX330, RX400h, and Toyota Camry, Avalon, Highlander, Sienna, ES300, ES330, Solara

Durable Construction and Precise Engineering

The Metelli PA1144 water pump is manufactured new with high-quality materials to meet OEM specifications. Its aluminium housing provides a robust yet lightweight structure that resists corrosion over time. The metal impeller, featuring 10 vanes and a 72mm outside diameter, is engineered to optimize coolant flow through the engine cooling system. The roller/ball bearing with a 30mm outside diameter ensures smooth rotation and long service life, reducing the risk of premature failure. This water pump includes a gasket to facilitate a proper seal during installation, preventing leaks and maintaining system integrity.

Compatible Vehicle Applications

This engine water pump is compatible with a range of Lexus and Toyota models, including:

• Lexus RX300, RX330, RX400h
• Toyota Camry, Avalon, Highlander, Sienna, ES300, ES330, Solara

Common Issues Addressed by the Water Pump

• Engine overheating due to coolant circulation failure
• Coolant leaks from worn or damaged water pump seals
• Noise or rough operation caused by bearing wear
• Reduced engine efficiency from impeller damage or corrosion
• Coolant contamination from failed pump components

Installation Notes and Tips

When installing the Metelli PA1144 water pump, ensure the gasket is properly seated to prevent leaks. It is recommended to inspect the cooling system hoses and thermostat during replacement. Use manufacturer torque specifications for mounting bolts to avoid damage. Bleed the cooling system after installation to remove air pockets and verify proper coolant flow.

Quality Assurance and Warranty

Metelli manufactures the PA1144 water pump to meet strict quality standards, using new components and materials. The inclusion of a gasket ensures a complete replacement part. While specific warranty details may vary, Metelli products typically come with a limited warranty covering defects in materials and workmanship under normal use.