**VOTING IN THIS ROUND HAS NOW CLOSED. CHECK RACER.COM FOR THE SEMIFINALS ON SATURDAY MORNING**After a bruising opening round, the IndyCar edition of the RACER World Cup of Liveries moves into the Group of 8. As a quick recap, RACER's writers and editors came up a list of 16 contenders...

It's the Indy 500's defining car. Radical, mind-bending creations came before 1967's STP Paxton-Turbocar and a few have followed since, but nothing has come close to matching the engineering insanity or the undying interest brought by Andy Granatelli's dayglo orange machines.Penned by Ken Wallis, the car – known simply as...