23 March 1952 - Palm Springs (Sports) - Non Championship Race
The first race appearance of a Porsche in the USA?
20 April 1952 - Pebble Beach SCCA National S1.5 - SCCA National Sports Car Championship
Porsche 356SL finish 21st and 23rd
31 May 1952 - SCCA National Golden Gate [S1.5] - SCCA National Sports Car Championship
Porsche 356 SL finished 16th
15 June 1952 - Le Mans 24 Hours - Non Championship Race
Three Porsche 356 SL entered, two failed to finish. Auguste Veuillet and Edmond Mouche finished 11th and first in class.
20 July 1952 - Torrey Pines [S1.5] - Non Championship Race
John von Neumann wins in a Porsche 356 SL, giving Porsche it's first win in America