Aosom 2 Stroke Gas Engine Motor Kit for 26"/28" Bicycle Easily convert your pedal bike to a motorized bicycle 60Cc 2-stroke Engine kit suitable for 26" or 28" bicycles Uses #90 Fuel with cdi Ignition, pedal start and a natural cooling mode Enjoy speeds of up to 34 miles per hour with 2.7HP Energy Saving: Fuel consumption: 3L/100Km