The 1967 Shelby GT-350 Mustang was not your average Mustang. It was powered by the Ford High Performance 289 engine and many special improvements. However, since this version was intended to be a production car and to be purchased by the general public, it included the Deluxe Mustang Interior, power brakes, power steering, optional air-conditioning, and optional automatic transmission.
Even so, its performance was superior for its time: