PORSCHE RACING HISTORYKlaus Ludwig (D)
1984 : Silverstone 1000 km - 2nd overall : Le Mans 24 Hours - 1st overall
23 April 1984 - Monza 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 7 | Porsche 956 | 956-104 | C1 | Klaus Ludwig (D)/Stefan Johansson (S)/Henri Pescarolo (F) | Joest Racing | DNF | 10th | 17 laps - Engine |
13 May 1984 - Silverstone 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 7 | Porsche 956 | 956-104 | C1 | Klaus Ludwig (D)/Henri Pescarolo (F) | Joest Racing | 2nd | 2nd | 6th | 210 laps |
17 June 1984 - Le Mans 24 Hours - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 7 | Porsche 956 | 956-117 | C1 | Henri Pescarolo (F)/Klaus Ludwig (D) | Joest Racing | 1st | 1st | 4th | 359 laps |
2 December 1984 - Sandown Park 1000 km - World Endurance Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 7 | Porsche 956 | 956-104 | C1 | Klaus Ludwig (D)/Henri Pescarolo (F) | Joest Racing | 7th | 7th | 7th | 197 laps |