Gates 42004 Engine Water Pump

Reliable Water Pump Replacement for Jeep Cherokee, Comanche, and Wagoneer

The Gates Water Pump (Standard) part number 42004 is engineered to provide dependable cooling system performance for select Jeep models. Designed with durable materials and precise specifications, this engine water pump supports efficient engine temperature regulation in Jeep Cherokee, Comanche, and Wagoneer vehicles.

Key Features of Gates Water Pump 42004

• Housing made from cast aluminum for strength and corrosion resistance
• Stamped steel impeller designed for durability and effective coolant flow
• Reverse impeller rotation to match specific engine requirements
• Includes water pump and gasket for proper sealing
• Accessory belt drive style for compatibility with existing belt systems
• Two outlet ports to support coolant circulation
• Does not include back housing, thermostat, fan clutch, or pulley
• Not timing belt driven, designed for accessory belt operation

Detailed Description of the Gates Water Pump (Standard) 42004

This Gates Water Pump (Standard) 42004 is constructed with a cast aluminum housing that offers a balance of lightweight design and resistance to corrosion, essential for long-term engine cooling system reliability. The stamped steel impeller is engineered to provide consistent coolant flow, with a reverse rotation direction tailored to the specific engine configurations found in Jeep Cherokee, Comanche, and Wagoneer models. The pump includes a gasket to ensure a secure seal during installation. Designed to be driven by the accessory belt, this water pump integrates seamlessly with the vehicle’s existing belt system without requiring timing belt compatibility. Note that this part does not include additional components such as the back housing, thermostat, fan clutch, or pulley, focusing solely on the core water pump function.

Applications and Common Issues Addressed

• Replacement for failing or leaking water pumps in Jeep Cherokee, Comanche, and Wagoneer
• Resolves overheating caused by inefficient coolant circulation
• Addresses coolant leaks due to worn seals or gaskets
• Restores proper engine temperature regulation to prevent engine damage
• Suitable for vehicles requiring accessory belt driven water pumps with reverse impeller rotation

Installation Notes and Tips

When installing the Gates Water Pump 42004, ensure the gasket is properly seated to prevent coolant leaks. Verify that the accessory belt is in good condition and correctly tensioned to maintain optimal pump operation. Since this pump does not include a pulley or fan clutch, reuse existing components or source separately if needed. Confirm compatibility with your Jeep Cherokee, Comanche, or Wagoneer model year and engine type before installation.

Quality Assurance and Warranty

Gates Water Pump (Standard) products are manufactured to meet industry standards for durability and performance. This water pump is backed by Gates’ quality control processes to ensure reliable operation. Please refer to Gates’ official warranty policy for specific coverage details related to part number 42004.