The 1000 km Buenos Aires returned to the calendar at the expense of the RAC Tourist Trophy, which formed part of the inaugural FIA GT Cup.
The Italian manufacturer started stronger with Phil Hill and Cliff Allison taking the spoils in Argentina.
[2] Next was the annual trip to Florida, for the 12 Hours of Sebring, however the factory Ferrari and Porsche were not present because of the rule change by the FIA, allowing the organisers to permit use of only certain brands of fuel,[3] As a result, the race was between privateers with works-backed drivers, with Porsche coming out on top.
The twisty mountains roads of Sicily favoured the more agile car, like the Porsche which duly took the victory.
[4] The following models contributed to the net championship point scores of their respective manufacturers.