For Yamaha XTO 425 / XTO 450 4-Stroke Water Pump Repair Kit 6GR-W0078-01-00

Water Pump Repair Kit for Yamaha

This water pump repair kit for Yamaha XTO 425 and XTO 450 4-stroke outboards includes all necessary gaskets, seals, and impeller components to restore cooling system performance, with OEM part number 6GR-W0078-01-00.

Overview

This water pump repair kit for Yamaha XTO 425 and XTO 450 4-stroke outboards replaces the impeller and seals to maintain proper engine cooling. It is designed for boat owners and marine technicians servicing high-horsepower Yamaha outboards.

Built For Performance

• Includes OEM-spec impeller for reliable water flow
• Contains all gaskets and O-rings for a complete overhaul
• High-quality rubber compound resists heat and wear
• Direct replacement for original Yamaha parts
• Ensures consistent cooling under heavy load

Fits These Machines

• for Yamaha XTO 425
• for Yamaha XTO 450

On-The-Job Use

• Replacing worn impellers during annual maintenance
• Fixing overheating issues in high-performance outboards
• Restoring cooling efficiency after debris ingestion

Specs At A Glance

Good To Know

Q: How often should the water pump impeller be replaced? A: It is recommended to replace the impeller every 300 hours or annually, whichever comes first.

Q: Can this kit be used for other Yamaha models? A: No, this kit is specifically designed for the XTO 425 and XTO 450 4-stroke engines.

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