For this event, a longer section of the Autopista General Pablo Riccheri route was removed, returning the circuit to 9.476 km in length, as it was in 1954.
A grand total of 32 racing cars were registered for this event, of which 28 arrived for practice and 27 for qualifying.
[1] After a three-hour qualifying session held on the prior to the race, the local hero, Juan Manuel Fangio took pole position for Scuderia Ferrari, in their Ferrari 410 S. [1] The race was held over 106 laps of the 5.888 miles, Autódromo Municipal-Avenida Paz, giving a distance of 624.162 miles (1,004.490 km).
With his car now repaired, Fangio launches a relentless pursuit of the Maserati although the distance is too great and the Ferrari’s differential explodes into many pieces.
[2][3][4] As a result of Fangio’s retirement, Moss and Menditéguy in car number 31, took an impressive victory, winning in a time of 6hrs 29:37.9 mins., averaging a speed of 96.116 mph.