Anthony J. Alaniz in GT500, Shelby GT, Shelby GT500 2011 17 Words 2013 Ford Mustang Shelby GT500 650 horsepower 600 lb-ft torque 200+ mph top speed 5.8-liver V-8 engine 100% Mustang Read the release here, at Car and Driver. Share this:TwitterFacebookLike this:Like Loading... Related