The Yamaha impeller F8D / F9.9C / F15A–C is a genuine impeller for the outboard's water pump.
The impeller circulates cooling water through the engine. The rubber vanes harden, crack or deform over time, which reduces cooling water flow and can lead to engine overheating. Inspect the impeller at the service interval and replace it when worn or damaged.
Compatible models:
- FT8D
- FT8G
- F9.9C
- F9.9H
- FT9.9D
- FT9.9G
- FT9.9L
- 9.9F
- 15F
- F15C
- F20B, model year 2020–2021
- F20C, model year 2016
Part numbers and references:
- Yamaha OEM number: 63V443520100, 63V443520000
- Aftermarket numbers: EMP 47-47223, Sierra Marine 18-3040
Please check fitment against your engine model and model year before ordering. Genuine Yamaha part.