As a boy, Wally Becker was kept awake on hot summer nights. His imagination wasn’t running wild with nightmarish thoughts, but rather dreams of catching a glimpse of his favorite truck. The Iron Ridge, Wis., resident’s family farm bordered a highway and his bedroom windows would be left open to catch a breeze. “The local garage had a 1960s Chevy wrecker. It was painted black, had the side marker lights and glasspacks on the exhaust.