Yamaha 4HP Portable Outboard F4SMHA

PORTABLE 4 hp Our 139-cc 4-hp portable outboard mirrors our OHV 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 throttleOnly 59 pounds (15” shaft model)Available in 15” and 20” shaft lengthsSolid 6-amp alternator Engine Type1 cylDisplacement139ccBore x Stroke62 x 46mm (2.44 x 1.81in)Prop Shaft Horsepower4hp at 4500 rpmFull Throttle RPM Range4000 ~ 5000Alternator Output at W.O.T.6 AmpCompression Ratio8.9:1Fuel Induction SystemCarbWeight †27 kg (59 lbs) – 28 kg (61 lbs)Recommended FuelOctane 87Recommended Engine OilYamalube® 4M (See owner’s manual)Recommended Fuel FiltrationN/AShow More