- Model: F4LMHA
- Shaft Length: 20″
- Weight: 61
- Fuel Induction System: Carb
- Controls: Tiller
- Starter: Manual
- Tilt: Manual
- Cylinders: 1
- Displacement: 139cc
- Prop Shaft Horsepower: 4 hp at 4500 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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Description
Yamaha’s 139-cc 4hp portable outboard mirrors the 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
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