The Ford Mustang GTX was an American GT race car constructed to compete in the GTX category of the IMSA GT Championship series by Ford.
[2][3] It was initially powered a 1.7-liter twin-turbo four-cylinder engine, supplied by Zakspeed, and producing around 600 hp (450 kW).
This was later changed in 1982, to an enlarged 2.1-liter turbocharged variant of the Ford-Cosworth BDA straight-four engine, capable of producing around 675 hp (503 kW; 684 PS).
[4] The car was very light, weighing only around 1,760 lb (800 kg).
[5] The car competed in the then new IMSA GTP category in 1982.