In the area dedicated to the frame and the driver, are simply enter the dimensions of the key points of the chassis (steering wheel, pedals, seat and tank), the wheelbase, and the position of the center of gravity of kart that can be easily calculated by weighing the kart.
In addition to measures of the kart must be inserted the weight of the kart, the capacity of the tank, and the height and the weight of the driver. With these values the kart is perfectly identified from a dynamic point of view, so you just do once these measures for your kart and store it .