Hitachi WUP0039 Engine Water Pump

Hitachi WUP0039 Engine Water Pump for Nissan Altima

The Hitachi WUP0039 engine water pump is an OE-style cooling system replacement for select Nissan Altima models. Built for 1998-2001 Nissan Altima applications, it supports proper coolant circulation to help maintain stable engine operating temperatures.

Key Features

• Engine water pump for the cooling system
• Fits 1998-2001 Nissan Altima, N/A
• Includes gasket for installation
• Actual OE grade construction
• Hitachi part number WUP0039

Detailed Description

Hitachi WUP0039 is an engine water pump made for select Nissan Altima vehicles from 1998 through 2001. This OE-grade replacement is built to match the original application and is listed with gasket inclusion for a direct cooling system service. If you are replacing a worn water pump on a Nissan Altima, WUP0039 provides the correct fitment reference for the specified model years. This part cross-references Nissan OE numbers 21010-1E401 and 21010-1E402 for the same application.

Common Issues This Part May Address

• Coolant circulation loss from a worn pump
• Engine overheating caused by pump wear or leakage
• Coolant seepage at the pump mounting area
• Noise from a failing water pump bearing or impeller assembly
• Cooling system service on a 1998-2001 Nissan Altima

Installation Notes and Tips

Verify engine fitment before installation and compare the original pump to Hitachi WUP0039. Clean the mounting surface thoroughly, inspect the cooling system for contamination, and replace coolant according to the vehicle service procedure after installation. The included gasket should be used during assembly to help achieve a proper seal.

Quality Assurance

Hitachi supplies OE-grade automotive components, and this water pump is listed as Actual OE for the specified Nissan Altima application. Part number WUP0039 is referenced for 1998-2001 Nissan Altima cooling system service.