13. In the case of the first registration, every motorized two-wheeled vehicle must be registered as a motorcycle in accordance with sections 6 to 12 and classified as a motorcycle for the purposes of this Code,(a) which is provided with a motor having a piston displacement of more than fifty cubic centimetres, and
(b) which has sufficient power to attain, on the level, a speed greater than forty-five kilometres per hour when driven by a person weighing one hundred and thirty pounds.