Miumaeov Motorized Bicycle Kit Bike Engine Kit Single Cylinder 49CC 4-Stroke 142F Air-cooled System with Double Chain Drive Fits Normal 28” V Frame Bike and 26” ATV Bike

【PROFESSIONAL ENGINE KIT】49cc 4 stroke pull start petrol conversion kit for adult bicycles, ideal for convert most traditional hand bicycles into electric bicycles.Fit for most type 26" V frame bikes, such as mountain bikes, road bikes, cruisers, choppers. 【MORE STABLE & HIGH SPEED】4 stroke engines are more stable, more reliable and quieter than the 2 stroke rivals. You can use it in any outdoor environment without having to worry about noise nuisance.The top speed of between 27 - 32 MPH / or 43 - 51 KPH.With 41.8 x 36 mm bore stroke,49 cm3 displacement, oil tank capacity 2.5L 【SAFE & FUEL-EFFICIENT】 GDAE10 bicycle gasoline engine kit uses a safe capacitor discharge ignition method, so you can use it safely. With 44 tooth 9 hole sprocke and oil tank capacity of 2.5L, which is work more effect and super fuel-efficient. 【BEST SERVICE】If you have any questions or quality issue, please feel free to contact us. We will do our best to help you solve the problem.