Grand Prix of USA 1991 Published 3. July 2018 Circuit Phoenix Date 10.03.1991 Laps 81 Distance 299,700 km /187,272 miles No Driver Ferrari S/N Team Result 27 Alain Prost 642 123 Scuderia Ferrari 2. 28 Jean Alesi 642/2 ? 124 Scuderia Ferrari 12./retired/gearbox