The Grand Prix was raced in two 50 laps sessions, with the final standing given by the addition of the two results.

Juan Manuel Fangio is on a two victory in a row (San Remo and Pau) for his first racing season in Europe.

The heat 1 saw Juan Manuel Fangio and Luigi Villoresi fight for the first position but the Italian driver entered the pits to repair an oil pump problem.

In the second heat, Prince Bira took the lead immediately over Juan Manuel Fangio who kept a close gap with the Siam driver.

Prince Bira who needed to distance the Argentine attack and realized the fastest lap was 1:27.3 and won Heat 2 with less than a second ahead of Juan Manuel Fangio, Luigi Villoresi finished third.