The 1967 Shelby GT500 had 355 horsepower 428 big-block
The 2008 Ford Shelby-GT500's engine produces 500 hp @ 6000 rpm.
The 2014 Ford Shelby-GT500's engine produces 662 hp @ 6250 rpm.
The 2012 Ford Shelby-GT500's engine produces 550 hp @ 6200 rpm.
The 2011 Ford Shelby-GT500's engine produces 550 hp @ 6200 rpm.
The 2007 Ford Shelby GT500 has 500HP
The 2014 Ford Shelby-GT500 has 32 valves.
The 2012 Ford Shelby-GT500 has a V8 engine.
The 2011 Ford Shelby-GT500 has 32 valves.
The 2013 Ford Shelby-GT500 has a V8 engine.
The 2012 Ford Shelby-GT500 has 32 valves.
The 2009 Ford Shelby-GT500 has a V8 engine.
The 2013 Ford Shelby-GT500 has 32 valves.