Twenty years later, displacement has grown by less than a liter, but thanks to some 21st century tech and a massive supercharger, the 5.8-liter V8 in the 2013 Ford Shelby GT500 Convertible makes ...

Fast-forward just five years and the muscle car landscape looks quite different. The 2013 Shelby GT500 now comes with 662 tire-shredding horsepower from the factory. When Shelby first launched the ...

The 2013 Shelby GT500 boasts a new 5.8-liter aluminum unit that has been mated to a new supercharger and the total output is a whopping 650-hp, with 600 lb-ft of torque. Ford hasn’t released any ...