PORSCHE RACING HISTORY550
1955
12 June 1955 - Le Mans 24 Hours - World Sports Car Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 37 | Porsche 550 Spyder | 550-0046 | S1.5 | Helmut Polensky (D)/Richard von Frankenberg (D) | Porsche KG (D) | 4th | 1st | 284 laps | |
| 66 | Porsche 550 Spyder | 550-0015 | S1.5 | Olivier Gendebien (B)/Wolfgang Seidel (D) | Ecurie Belge/Gonzague Olivier (B) | 5th | 2nd | 276 laps | |
| 62 | Porsche 550 Spyder | 550-0047 | S1.5 | Helmut Glöckler (D)/Jaroslav Juhan (GUA) | Porsche KG (D) | 6th | 3rd | 273 laps | |
| 49 | Porsche 550 Spyder | 550-0048 | S1.1 | Auguste Veuillet (F)/Zora Arcus-Duntov (USA) | Porsche KG (D) | 13th | 1st | 245 laps | |
| 65 | Porsche 550 Spyder | 550-0016 | S1.1 | Gonzague Olivier (F)/Josef Jeser (D) | Gonzague Olivier (F) | 18th | 2nd | 234 laps | |
| 38 | Porsche 550 Spyder | 550-0031 | S1.5 | Walter Ringgenberg (CH)/Hans-Jörg Gilomen (CH) | Walter Ringgenberg (CH) | DNF | 65 laps - Engine |