The structure is more important than plate thickness, the horse amounts to the 3

Should build the car it is very easy to weigh, it is difficult to make light gift. Include the aluminium alloy of each big firm development is steely now engine, reduce board as far as possible thin, all effort that make are to build the car gentlier, in order to raise the acceleration of car can; And more important is the car also makes gently when brake inertial reduce, shorten thereby distance of apply the brake, ensure car is safe.