Metelli PA1138 Engine Water Pump

Reliable Engine Water Pump for BMW M3, M5, and M6

The Metelli PA1138 engine water pump is designed specifically for BMW M3, M5, and M6 models, ensuring precise fitment and optimal cooling system performance. This component plays a critical role in maintaining engine temperature and preventing overheating during operation.

• Compatible with BMW M3, M5, and M6 models
• OEM-quality replacement part number PA1138
• Engineered for efficient coolant circulation
• Durable construction for long service life
• Direct fit for easy installation without modifications

Product Details and Specifications

The Metelli PA1138 engine water pump is manufactured to meet strict quality standards, providing reliable coolant flow through the engine block and radiator. This pump is essential for regulating engine temperature by circulating coolant, which helps prevent overheating and potential engine damage. Designed for BMW M3, M5, and M6 vehicles, the PA1138 ensures compatibility with the original cooling system components, maintaining factory performance and reliability.

Common Applications and Problem Resolution

This engine water pump is used to replace worn or failing pumps in BMW M3, M5, and M6 models. It addresses several common cooling system issues, including:

• Engine overheating due to insufficient coolant circulation
• Coolant leaks from a damaged or worn pump seal
• Unusual noises caused by bearing failure within the pump
• Reduced engine performance linked to cooling inefficiency
• Preventative maintenance to avoid costly engine repairs

Installation Notes and Tips

When installing the Metelli PA1138 water pump, ensure the cooling system is fully drained before removal of the old pump. Inspect related components such as the thermostat and hoses for wear or damage and replace if necessary. Use the correct torque specifications for mounting bolts to avoid leaks or damage. After installation, refill the cooling system with the appropriate coolant and bleed air pockets to maintain optimal performance.

Quality Assurance and Warranty Information

Metelli manufactures the PA1138 engine water pump to meet or exceed OEM standards, providing consistent performance and durability. This part undergoes rigorous quality control to ensure reliability in demanding conditions. While specific warranty details may vary, Metelli typically offers coverage against manufacturing defects, supporting confidence in the product's longevity and function.