PORSCHE RACING HISTORYDieter Schornstein (D)
1978 : Daytona 24 Hours - 3rd in class
5 February 1978 - Daytona 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 14 | Porsche 935 K2 | 007 00016 | GTX | Josef Brambring (D)/Dieter Schornstein (D)/"John Winter" Louis Krages (D) | Kremer Porsche Racing (D) | 5th | 3rd | 10th | 635 laps |
19 March 1978 - Mugello 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 8 | Porsche 935 K2 | 007 00016 | Gr.5 | Dieter Schornstein (D)/"John Winter" Louis Krages (D)/Bob Wollek (F) | Porsche Kremer Racing (D) | 7th | 7th | 8th | 169 laps |
22 April 1978 - Dijon 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 3 | Porsche 935/77A | 930 890 0012 | Gr.5 | Dieter Schornstein (D)/"John Winter" Louis Krages (D) | Porsche Kremer Racing (D) | 6th | 6th | 7th | 157 laps |
14 May 1978 - Silverstone 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 9 | Porsche 935 K2 | 007 00016 | Gr.5 | Dieter Schornstein (D)/"John Winter" Louis Krages (D)/Bob Wollek (F) | Porsche Kremer Racing (D) | 5th | 5th | 8th | 219 laps |
28 May 1978 - Nürburgring 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 5 | Porsche 935/77A | 930 890 0012 | Gr.5+2.0 | Dieter Schornstein (D)/"John Winter" Louis Krages (D) | Porsche-Kremer-Racing (D) | DNF | 13th | 3 laps - Head Gasket |
11 June 1978 - Le Mans 24 Hours - World Challenge for Endurance Drivers
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 45 | Porsche 935 K2 | 007 00016 | Gr5+2.0 | "John Winter" Louis Krages (D)/Dieter Schornstein (D)/Philippe Gurdjian (F) | Porsche Kremer Racing (D) | NC | 28th | 183 laps |
3 September 1978 - Vallelunga 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 6 | Porsche 935/77A | 930 890 0012 | Gr.5 | Dieter Schornstein (D)/"John Winter" Louis Krages (D) | Porsche Kremer Racing (D) | 6th | 6th | 5th | 247 laps |
17 September 1978 - Norisring Trophäe - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 3 | Porsche 935/77A | 930 890 0012 | Gr.5 | Dieter Schornstein (D) | Porsche Kremer Racing (D) | 11th | 10th | 14th | 59 laps |