The Yamaha F9.9SMHB (F9.9SMHB) is the benchmark for portable power, delivering a smooth, quiet, and fuel-efficient experience. This 212cc twin-cylinder 4-stroke engine is designed for boaters who demand reliability in a compact form. Featuring a 15-inch short shaft and a single overhead camshaft (SOHC) design, the F9.9SMHB provides excellent torque and acceleration for small fishing boats, inflatable tenders, and skiffs.
Technical Specifications
| Model Number / MPN |
F9.9SMHB |
| Horsepower |
9.9 HP @ 5500 RPM |
| Shaft Length |
15 Inches (Short Shaft) |
| Engine Type |
Inline 2-Cylinder / 4-Stroke SOHC |
| Displacement |
212 cc (12.9 cubic inches) |
| Starting System |
Manual Recoil Start |
| Full Throttle RPM |
5000 - 6000 RPM |
| Dry Weight |
Approx. 87 lbs (40 kg) |
Compact Power, Advanced Engineering
- Streamlined Tiller Handle: Features a front-mounted shift lever and an ergonomic throttle grip for comfortable, one-handed operation.
- Whisper Quiet Operation: A labyrinth exhaust system and large-volume silencer significantly reduce engine noise and vibration.
- CDI Microcomputer Ignition: Ensures fast, reliable starts and consistent performance across the entire RPM range.
- Integrated Carrying Handle: Balanced weight distribution and a large, comfortable handle make transport and mounting effortless.
- YDC-30 Anti-Corrosion Alloy: Yamaha's proprietary alloy and stainless steel components protect the engine in the harshest marine environments.
The Benchmark for Portable Reliability
The Yamaha F9.9SMHB is built to be the hardest working portable motor on the water. Its high-torque 2-cylinder architecture delivers superior low-end power to get your boat on plane quickly. Whether you are using it for primary power or as a reliable ship-to-shore tender, the F9.9 series provides the quiet, smoke-free operation that has made Yamaha the leader in 4-stroke technology. Low maintenance and high resale value make this the smartest choice for serious boaters.
Frequently Asked Questions
1. Does this model include a fuel tank?
Yes. Standard equipment includes a 3-gallon (12L) external fuel tank and the required fuel line with quick-connect fittings.
2. Can I transport this motor on its side?
Yes, however, it must be laid on the specific side indicated by the decals to prevent engine oil from leaking into the cylinders.
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