Official 2011 Shelby GT500 Details and Photos9 February 2010, 12:05 am
Official 2011 Shelby GT500 Details and Photos
Ford Motor Company has released official details and photos for the 2011 Shelby GT500 with an all-new aluminum-block 5.4-liter supercharged V-8 engine with 550 horsepower and 510 ft.-lb. of torque making it's way under the hood. The new aluminum engine is also 102 pounds lighter than the previous iron block giving it a better power-to-weight...

Source: Mustang Blog