BCBC MWP-504 Engine Water Pump

Engine Water Pump Overview

The Melling MWP-504 engine water pump is a standard replacement part built for mechanical, belt-driven cooling systems. It is engineered with an aluminum housing, plastic impeller, and fitted seal to support dependable coolant circulation in compatible applications.

Compatible with Ram 1500, Dodge Dakota, Jeep Liberty, and related applications, this water pump is built around OEM flow rate targets and a bolted mounting design. The MWP-504 is a practical choice for service work on vehicles that use a serpentine belt drive and a pulley-style pump assembly.

Key Features

• Standard replacement water pump for mechanical cooling systems
• Aluminum housing with natural and coated finish
• Plastic impeller with 8 vanes for controlled coolant movement
• Serpentine belt drive with pulley included
• Fitted seal included for the pump assembly
• Bolted attachment method with 8 mounting holes

Detailed Description

Melling MWP-504 is engineered and assembled to production standards using high-quality materials and current manufacturing methods. It is individually leak tested under conditions that duplicate engine operating conditions, giving buyers a water pump built for consistent sealing and coolant flow in stock replacement applications. This part cross-references Airtex AW7163 and Gates 43263 for the same application.

Fits 2002-2012 Jeep Liberty, N/A. Fits 2000-2011 Dodge Dakota, N/A. Fits 2000-2010 Jeep Grand Cherokee, N/A. Fits 2011-2013 Ram 1500, N/A. Fits 2002-2010 Dodge Ram 1500, N/A. Fits 2007-2011 Dodge Nitro, N/A. Fits 2006-2010 Jeep Commander, N/A. Fits 2007-2009 Chrysler Aspen, N/A. Fits 2000-2009 Dodge Durango, N/A. Fits 2006-2009 Mitsubishi Raider, N/A. Fits 2011 Ram Dakota, N/A.

Common Problems This Part Can Address

• Coolant leaks from a worn pump seal or housing
• Overheating caused by reduced coolant circulation
• Noise or bearing wear from a failing pump assembly
• Loss of pump efficiency from impeller wear or damage
• Service replacement for a damaged belt-driven water pump

Installation Notes and Tips

Confirm pulley style, drive type, and mounting-hole layout before installation. Replace the pump only after the cooling system is drained and inspected, and verify that the gasket or seal surfaces are clean and free of debris. This part does not include mounting hardware, installation instructions, or an installation tool.

Quality Assurance

Melling water pumps are individually leak tested and built to meet production standards for dependable service in stock replacement applications. Part number MWP-504 is manufactured with attention to material quality and operating-condition testing for consistent performance.