Listed gear-ratio data for 2003 Yamaha 8 HP outboards. Match your exact model and lower unit; some models may have more than one gearcase configuration.
2003 Yamaha 8 HP
Listed ratio values: 2.08:1, 2.92:1
| Model | Gear ratio |
|---|---|
| 8MSHB | 2.08:1 |
| F8MLHB | 2.08:1 |
| F8MSHB | 2.08:1 |
| T8ELHB | 2.92:1 |
| T8EXHB | 2.92:1 |
| T8PLHB | 2.92:1 |
| T8PLRB | 2.92:1 |
| T8PXHB | 2.92:1 |
| T8PXRB | 2.92:1 |
Use the ratio that matches your exact outboard model and lower unit, then enter it in the PropSlip calculator.