Stephen Cox Blog Presented by McGunegill Engine Performance It has been claimed that Plymouth’s legendary winged muscle car, the 1970 Superbird, was the brainchild of NASCAR champion Richard Petty. The rumor has been around for decades but I’ve never found anyone with first-hand knowledge who could absolutely confirm or deny that the car’s origins truly began with The King of Stock Car Racing. But opportunity knocked two weeks ago when Petty was in attendance at the Mecum auction in Kissimmee, Florida, which I co-host for NBCSN. I found him relaxing backstage late in the show and hollered, “Hey, King!” Although Read More