Water Pump Repair Kit With Housing For Yamaha 25 30 HP- 689-W0078-A4-00, 18-3426

Water Pump Repair Kit With Housing for Yamaha

This water pump repair kit with housing replaces worn components in Yamaha 25 HP and 30 HP outboard motors, restoring cooling system performance and reliability. OEM cross-reference numbers include 689-W0078-A4-00 and 18-3426.

Overview

Designed for Yamaha outboard engines, this water pump repair kit with housing provides everything needed for a complete water pump overhaul. It includes a new impeller, housing, and gaskets to prevent overheating and ensure smooth operation. Ideal for boaters seeking a direct replacement for their Yamaha 25 HP or 30 HP motor.

Built For Performance

• Includes a precision-molded housing for secure water flow
• High-quality impeller delivers consistent water pressure
• Corrosion-resistant materials extend service life
• Complete kit reduces installation time
• Meets OEM specifications for reliable fit and function

Fits These Machines

• for Yamaha 25 HP outboard motor
• for Yamaha 30 HP outboard motor

On-The-Job Use

• Replaces failing water pump on outboard motors
• Restores cooling system performance for longer engine life
• Ideal for saltwater and freshwater boating applications

Specs At A Glance

Good To Know

Q: Does this kit include the impeller? A: Yes, the kit includes a new impeller, housing, and gaskets for a complete water pump replacement.

Q: What is the recommended replacement interval? A: Typically every one to two seasons or if the engine shows signs of overheating.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.