up action.  It resembled a hobby horse. It was a mechanical horse that had  springs, a wooden head and a carpet body. It was affectionately  called SS Seabiscuit. In reality, it was a 12 ft by 20 ft rolling  platform with a steering wheel in the rear and front. It simulated  the rolling action of a running horse and yet it ran on rails around  the track. It was powered by a 454 Chevy engine and could go at a  speed of 40