"We can change out the cars.  This set is to show our most expensive track design and let people get a feel for the cars.  Each car performs differently from the next.  Some launch faster, some launch smooth and have more handing on the track.  You can find what you want most or just go with what is on there."

He says, grabbing a dodge viper from the wall.  He puts it on the track and plugs in the controller.