Yamaha Outboards 4HP | F4SMHA
Our 139-cc 4-hp portable outboard mirrors our F6, with a couple less horses. It features the same ergonomic, easy-grip starter handle with a built-in decompression device for effortless starts. The F4 also features a built-in fuel tank with the option of switchable access to an additional external tank for amazing extended range. There’s no stopping this little brute.
Tiller-handle control with forward-neutral-reverse shifting and an ergonomic twist-grip throttle
Solid 6-amp alternator
- Model:
- F4SMHA
- Shaft Length:
- 15″
- Weight:
- 59
- Fuel Induction System:
- Carb
- Controls:
- Tiller
- Starter:
- Manual
- Tilt:
- Manual
- Cylinders:
- 1
- Displacement:
- 139cc
- Prop Shaft Horsepower:
- 4 hp at 5500 rpm
- Full Throttle RPM Range:
- 4000- 5000
- Alternator Output at W.O.T.:
- 6
- Propeller:
- Aluminum
- Recommended Fuel:
- Octane 87
- Recommended Engine Oil:
- Yamalube® 4M
- Recommended Fuel Filtration:
- n/a
- Internal Fuel Tank:
- Yes

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