Manufacturer
Yamaha 9.9hp
Japanese manufacturer of marine propulsion and boat-control systems, including electric propulsion products.
Official manufacturer website ↗
9.9hp
Light to lift, smooth to steer and strong enough to carry the whole weekend on its shoulders, this engine makes every outing feel easy. Perfect for fishing trips, family jaunts or those lazy mornings that accidentally turn into all-day adventures.
Key facts
- Family: Versatile
- Engine type: SOHC, In-line 2 cylinders
- Displacement: 212 cm³
- Rated output: 7.3 kW
- Weight: 40 kg - 45 kg
- Operating range: 5000 – 6000 r/min
- Fuel system: 1 carburetor
Position in Yamaha range
The Versatile family covers smaller general-purpose outboards for tenders, fishing boats and compact installations.
This is model 4 of 6 in the Versatile family when the range is ordered from higher to lower rated output.
Neighbouring models
Before choosing
Verify the boat manufacturer’s permitted power range, transom height and shaft length, engine and rigging weight, steering and control compatibility, electrical load, propeller selection and the exact variant code before ordering. For twin or multiple-engine installations, confirm steering and control-system requirements as a complete package.
FAQ
- Is this the same as another Yamaha model with similar horsepower?
- Not necessarily. Yamaha can offer different families, control systems, shaft lengths, rotations or duty-oriented variants at a similar output. Compare the full specification rather than horsepower alone.
- What should be verified before installation?
- Confirm shaft or mounting configuration, steering and controls, electrical requirements, propeller selection, weight and the exact model or variant code.
Sources & verification
Technical data: Yamaha Motor Europe official product page. Official factsheet. Verified: 2026-09-06.
Engine
| Engine type | SOHC, In-line 2 cylinders |
|---|---|
| Displacement | 212 cm³ |
| Bore x stroke | 56.0 × 43.0 mm |
| Compression ratio | 9.4 : 1 |
| Fuel induction system | 1 carburetor |
| Lubrication system | Wet sump |
| Engine oil capacity | 0.8 L |
| Ignition / advance system | CDI |
| Alternator | 6 A |
Dimensions
| Overall length | MH: 983 mm, E: 557 mm |
|---|---|
| Overall width | MH: 357 mm, E: 333 mm |
| Overall height | S: 1008 mm, L: 1135 mm |
| Engine transom height | S: 431 mm, L: 558 mm |
| Steering angle | 43 degrees each direction |
| Dry weight | 40 kg - 45 kg |
Performance
| Maximum propeller shaft output | 7.3 kW |
|---|---|
| Full throttle operating range | 5000 – 6000 r/min |
| Idling speed | 1000 – 1100 r/min |
Bracket/Drive
| Shallow water drive | Manual: 2 positions |
|---|---|
| Gear shift | F-N-R |
| Gear ratio | 2.08 (27/13) |
| Gear oil capacity | 0.150 L |