Abstract: The present invention discloses an improved starting mechanism for starting an engine of a model such as a model airplane, a model car, a model helicopter or a model ship, etc. A starting mechanism for starting an engine for a model comprises electric wires as power source connecting part for starting a motor and heating a plug being gathered at one connector, a corresponding connector capable of connecting to said connector being separately mounted, electric wires led from one power source being gathered at the corresponding connector, a hand switch and a plug heating circuit being provided at a suitable position of the electric wires , and the plug heating circuit for heating the plug a little later than the starting time of the starting motor.