Anqidi 49CC 4 Stroke Petrol Bike Engine Motor Kit Single Cylinder Air-cooled w/Double Chain Drive Gas Motorized Bicycle Engine Motor Kit Belt Gear

Long term spares available as required The top speed of between 27 - 32 MPH / or 43 - 51 KPH The tank holds 2 litres of petrol and everything comes with the kit 4 stroke engines are more stable, more reliable and Quieter than the 2 stroke rivals 49cc 4 stroke pull start petrol conversion kit for adult bicycles, ideal for bikes with 26 inch frames and similar