For Yamaha 6H3-44352-00-00 Water Pump Impeller (40 50 55 60 70 HP F50) Outboard

Water Pump Impeller for Yamaha

This water pump impeller, OEM reference 6H3-44352-00-00, is a replacement for Yamaha outboard engines rated at 40, 50, 55, 60, and 70 horsepower, including the F50 model. It ensures proper coolant circulation to protect the engine from overheating.

Overview

This water pump impeller is a direct replacement for Yamaha outboards, designed to maintain optimal cooling system pressure and water flow. It fits 40, 50, 55, 60, and 70 HP engines as well as the F50 model. The impeller is manufactured to OEM specifications for reliable performance.

Built For Performance

• High-quality rubber compound resistant to heat and wear
• Precision-cut vanes for maximum water displacement
• Reinforced stainless steel hub to prevent corrosion
• Exact fit for Yamaha OEM water pump housings
• Long service life under continuous marine use

Fits These Machines

• for Yamaha 40 HP outboard
• for Yamaha 50 HP outboard
• for Yamaha 55 HP outboard
• for Yamaha 60 HP outboard
• for Yamaha 70 HP outboard
• for Yamaha F50 outboard

On-The-Job Use

• Essential for keeping engine temperatures in check during high-speed runs
• Commonly replaced during annual water pump service
• Used in both freshwater and saltwater applications

Specs At A Glance

Good To Know

Q: What is the recommended replacement interval for this impeller? A: Most Yamaha manuals suggest replacement every 100 hours or annually to maintain cooling efficiency.

Q: Can I replace this impeller without removing the lower unit? A: Typically the impeller is accessed by removing the lower unit, so plan for that process.

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