Metelli PA447 Engine Water Pump

Reliable Engine Water Pump for Mercedes-Benz 420SEL and 560 Series

The Metelli PA447 engine water pump is designed to maintain optimal cooling system performance for Mercedes-Benz 420SEL, 560SEC, 560SEL, and 560SL models. This new water pump includes a gasket to ensure a secure and leak-free installation.

Key Features of Metelli PA447 Water Pump

• Housing made from durable aluminium for lightweight strength
• Cast iron impeller with 8 vanes for efficient coolant flow
• Ball/ball bearing type with a 40mm outside diameter for smooth operation
• Impeller outside diameter measures 77mm, optimized for specified Mercedes-Benz engines
• Comes as a new unit including a gasket for proper sealing

Detailed Description of the Metelli PA447 Engine Water Pump

The Metelli PA447 water pump is engineered with an aluminium housing that offers corrosion resistance and durability under high engine temperatures. Its cast iron impeller, featuring 8 vanes, is designed to provide consistent coolant circulation, preventing overheating in Mercedes-Benz 420SEL, 560SEC, 560SEL, and 560SL vehicles. The ball/ball bearing system with a 40mm outside diameter ensures reliable rotation and longevity. This pump is supplied new and includes a gasket to facilitate a proper seal during installation, reducing the risk of leaks and maintaining system integrity.

Common Applications and Issues Addressed

• Replacement for worn or leaking water pumps in Mercedes-Benz 420SEL and 560 series
• Resolves engine overheating caused by inefficient coolant circulation
• Eliminates coolant leaks due to damaged seals or gaskets
• Restores proper engine temperature regulation for improved performance
• Prevents potential engine damage from cooling system failure

Installation Notes and Tips

• Ensure the engine is cool before beginning installation to avoid injury
• Use the included gasket to achieve a secure, leak-free seal
• Inspect the cooling system hoses and belts for wear during replacement
• Follow manufacturer torque specifications when securing the water pump
• Bleed the cooling system after installation to remove air pockets

Quality Assurance and Warranty

Metelli manufactures the PA447 water pump to meet OEM standards for fit and function on Mercedes-Benz 420SEL, 560SEC, 560SEL, and 560SL models. This new water pump undergoes quality control inspections to ensure durability and performance. Warranty details are provided by Metelli and should be confirmed at the time of purchase.