Yamaha - Water Pump Impeller - Cooling System Component - 63V-44352-01-00

Overview

The impeller is the heart of your cooling system, and when it starts to wear out, you’ll notice it quick—weak telltale flow, overheating, or inconsistent temps. This Yamaha impeller is built to move water efficiently through the engine and keep everything running at the right temperature. It’s one of those routine service parts you don’t want to skip. Replacing it on time keeps your motor protected and running strong.

Key Features

• Efficient Water Circulation – Pumps water through the engine to maintain proper cooling.

• Prevents Overheating – Helps protect internal components from heat damage.

• OEM Yamaha Fitment – Built to factory specifications for proper performance and fit.

• Flexible Durable Blades – Designed to maintain shape and efficiency under continuous use.

Engine & Boat Compatibility

• Compatible with select Yamaha outboards that utilize this water pump impeller (confirm fitment by model and year)

FAQ

Q: How often should I replace the impeller?
A: Typically every 1–2 years depending on usage and conditions.

Q: What are signs of a worn impeller?
A: Weak water stream, overheating, or inconsistent cooling.

Q: Can I run the engine with a bad impeller?
A: It’s not recommended, as it can quickly lead to overheating damage.

Q: What engines commonly use this impeller?
A: It’s commonly used on smaller Yamaha outboards, including certain 9.9 HP and 15 HP models

• Supersessions
  63V-44352-00-00