why do they call motocross, motocross, rallycross rallycross? not sure exactly what crossing is, but b/c it's 'auto' we use cars, heh.
the scca calls it Solo II. you run around a course made up of cones by yourself, competing for best times. there is a handicap system based on what kind of car and what kind of mods you have. obviously, you don't need a handicap b/c you drive an SS