They’re the newest bad boy Pony cars from Ford and Chevy. Both are supercharged, both make over 550 hp and both have top speeds well above the 170 mph mark. So, at days end, which one is better, faster and stronger? Will it be the new 2012 Chevrolet Camaro ZL1 or the fire-breathing 2012 Ford Mustang Shelby GT500? Inside Line recently got these two sultans of horsepower together on their test track to find out. Click through for the video and enjoy!