Shelby GT500 Fastback, 1969. A Shelby Mustang that was owned for a time by Carroll Shelby himself is to be offered at Mecum's Kissimmee sale in January. The car was sold new to Academy Award-winning director Jackie Cooper and has undergone an extensive restoration. It is powered by a 428ci (7 litre) Cobra Jet V8 engine producing 335hp with 3 speed auto transmission.