2007-2009 Ford Mustang Shelby GT500 5th Gen (S-197)

For the 2007-2014 model years, the Ford Mustang Shelby GT500

was on sale as a hardcore Mustang derivative with an iron-block 5.4L

supercharged version of the Ford Modular V8 with four valves per cylinder,

developing 500 hp and driving the rear wheels through a six-speed Tremec manual transmission.

For MY2008, the GT500KR debuted with a 540-hp version of the engine.