Metelli PA1058 Engine Water Pump

Reliable Engine Water Pump for BMW 550i, 650i, 750i, 750Li, and X5

The Metelli PA1058 engine water pump is designed to maintain optimal engine temperature and ensure efficient cooling for select BMW models. Engineered with durable materials and precise specifications, this water pump supports reliable vehicle performance under various driving conditions.

• Includes gasket for secure and leak-free installation
• Aluminium housing for lightweight strength and corrosion resistance
• Brass impeller with 8 vanes for effective coolant flow
• Roller/ball bearing type with 34mm outside diameter for smooth operation
• New, not remanufactured, ensuring original quality standards
• Compatible with BMW 550i, 650i, 750i, 750Li, and X5 models

Technical Details and Construction

The Metelli PA1058 water pump features an aluminium housing that offers a balance of durability and heat dissipation. Its brass impeller, measuring 70mm in outside diameter and equipped with 8 vanes, is designed to optimize coolant circulation within the engine. The roller/ball bearing with a 34mm outside diameter ensures reduced friction and extended service life. This pump comes new and includes a gasket to facilitate proper sealing during installation.

Compatible BMW Models and Applications

This engine water pump is specifically compatible with BMW 550i, 650i, 750i, 750Li, and X5 vehicles. It is intended for use in the engine cooling system to regulate temperature and prevent overheating. The PA1058 part number corresponds to this exact fitment, making it suitable for owners seeking a direct replacement water pump for these BMW models.

• Prevents engine overheating by maintaining coolant flow
• Replaces worn or damaged water pumps causing coolant leaks
• Addresses noisy or failing bearings within the water pump assembly
• Restores proper engine temperature regulation for performance and longevity

Installation Notes and Tips

When installing the Metelli PA1058 water pump, ensure the gasket is properly seated to avoid coolant leaks. It is recommended to inspect the cooling system hoses and thermostat during replacement. Use manufacturer torque specifications for mounting bolts to prevent damage to the aluminium housing. Proper coolant refill and system bleeding are essential to remove air pockets and ensure efficient operation.

Quality Assurance and Warranty

Metelli manufactures the PA1058 water pump to meet OEM standards, using high-quality materials such as aluminium and brass for durability and performance. This new water pump is backed by Metelli's quality control processes, providing reliable operation for BMW 550i, 650i, 750i, 750Li, and X5 models. Warranty details should be confirmed with the point of purchase or manufacturer documentation.