PORSCHE RACING HISTORY356 SL
For 1952 Le Mans 24 Hours, three cars were entered, two dropped out and the third driven by August Veuillet and Edmond Mouche finished eleventh and first in class.
1952
23 March 1952 - Palm Springs (Sports) - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| Porsche 356 SL | 356/2-063 | S1.5 | John von Neumann (USA) | Result Unknown |
20 April 1952 - Pebble Beach SCCA National S1.5 - SCCA National Sports Car Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 40 | Porsche 356 SL | 356/2-063 | Class 6 | John von Neumann (USA) | John von Neumann | 21st | 19th | ||
| 11 | Porsche 356 SL | 356/2-055 | Class 6 | Karl Brocken (USA) | Edward Trego (USA) | 23rd | 21st |
31 May 1952 - SCCA National Golden Gate [S1.5] - SCCA National Sports Car Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 11 | Porsche 356 SL | 356/2-063 | S1.5 | John von Neumann (USA) | John Von Neumann | 16th | 16th | 11th | 6 laps -Carburetor, overheating & Brakes |
15 June 1952 - Le Mans 24 Hours - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 50 | Porsche 356 SL | S1.1 | Auguste Veuillet (F)/Edmond Mouche (F) | Porsche KG (D) | 11th | 1st | 36th | 220 laps | |
| 47 | Porsche 356 SL | S1.5 | Auguste Lachaize (F)/Eugéne Martin (F) | Auguste Lachaize | DNF | 31st | Accident | ||
| 51 | Porsche 356 SL | S1.1 | Huschke von Hanstein (D)/Petermax Müller (D) | Liqui Moly Equipe (GB) | DNF | 37th | Gearbox |
20 July 1952 - Torrey Pines [S1.5] - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 11 | Porsche 356 SL | 356/2-063 | Class 4 | John von Neumann (USA) | John Von Neumann | 1st | 1st | 30 laps |