Hitachi WUP0031 Engine Water Pump

Engine Water Pump for Nissan 300ZX

Restore proper coolant circulation with this Hitachi engine water pump, part number WUP0031. Built as an actual OE replacement, it is made for 1990-1996 Nissan 300ZX applications and includes a gasket for service replacement on the correct cooling system setup.

Key Features

• Hitachi engine water pump for OE-style cooling system service
• Actual OE grade construction for 1990-1996 Nissan 300ZX
• Includes gasket for installation on the listed application
• Direct replacement part number WUP0031
• Cross-references Nissan OE numbers 21010-22P25 and 21010-22P26 for the same application

Detailed Description

The Hitachi WUP0031 is an engine water pump for Nissan 300ZX models from 1990 through 1996. It is specified as actual OE grade, making it a direct service part for maintaining factory-style coolant flow in the engine cooling system. If you are replacing a worn water pump on a Nissan 300ZX, WUP0031 provides the correct fitment for the listed years and supports standard cooling system repair work.

This part is used on 1990-1996 Nissan 300ZX, N/A. It is a practical choice when servicing a leaking, noisy, or inefficient water pump on the Nissan 300ZX platform. The part number WUP0031 also helps confirm the correct application during parts lookup and ordering.

What It Helps Solve

• Coolant leaks from a worn pump housing or seal
• Overheating caused by reduced coolant circulation
• Noise from a failing pump bearing or impeller assembly
• Cooling system service needs on 1990-1996 Nissan 300ZX models

Installation Notes and Tips

Fits 1990-1996 Nissan 300ZX, N/A. Verify the engine cooling system condition before installation, and inspect the mating surface, hoses, thermostat, and coolant condition during service. Use the included gasket during installation and follow the vehicle service manual for torque sequence and coolant refill procedures. Confirm the replacement against part number WUP0031 before final assembly.

Quality Assurance

Hitachi supplies this water pump as an actual OE-grade replacement for the listed Nissan 300ZX applications. Part number WUP0031 is built for direct-fit service on the specified model years and is supported by OE cross-reference numbers for application matching.