Bicycle engine kit, Bicycle Gasoline Engine kit, Bike Motor Kits, Motorized Bicycle kit Model: 1E42F ... assembly, the on-off throttle control, ignition, the muffler. Engine weight: 9 kg (including fuel tanks and annex). Fuel ... speed of the economy, per 100 km fuel consumption 1.5 liters (F60-1.8 liters). Maximum speed: 40 ... (installed in 26 to 28 on a bike). Bicycle Engine Kit 49cc/Bike Motor