PORSCHE RACING HISTORY908/03
1975
23 March 1975 - Mugello 1000 Km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 6 | Porsche 908/03 Turbo | 908/03-006 | S3.0 | Herbert Müller (CH)/Gijs van Lennep (NL) | Team Dr. Dannesberger (D) | 3rd | 3rd | 3rd | 149 laps |
| 11 | Porsche 908/03 | 908/03-012 | S3.0 | Jürgen Barth (D)/Ernst Kraus (D)/Mario Casoni (I) | Scuderia Nettuno (D) | 8th | 6th | 16th | 139 laps |
| 7 | Porsche 908/03 Turbo | 908/03-013 | S3.0 | Leo Kinnunen (FI)/Herbert Müller (CH)/Gijs van Lennep (NL) | Team Dr. Dannesberger (D) | 16th | 7th | 6th | 120 laps |
| 9 | Porsche 908/03 Turbo | 908/03-008 | S3.0 | Reinhold Jöst (D)/Mario Casoni (I) | Scuderia Nettuno Ovoro (D) | DNF | 5th | 38 laps - Turbocharger |
6 April 1975 - Dijon 800 Km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 10 | Porsche 908/03 Turbo | 908/03-008 | S3.0 | Reinhold Jöst (D)/Mario Casoni (I) | Joest Racing (D) | 2nd | 2nd | 5th | 238 laps |
| 7 | Porsche 908/03 Turbo | 908/03-006 | S3.0 | Herbert Müller (CH)/Gijs van Lennep (NL) | Dr. H. Dannesberger (D) | 9th | 5th | 4th | 215 laps |
| 11 | Porsche 908/03 | 908/03-012 | S3.0 | Jürgen Barth (D)/Ernst Kraus (D) | Joest Racing (D) | DNF | 14th | 46 laps - Ignition |
13 April 1975 - Interserie Hockenheim Jim Clark - Interserie
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 42 | Porsche 908/03 Turbo | 908/03-008 | Div. II | Reinhold Jöst (D) | Jöst Racing (D) | 4th | 3rd | 19 laps | |
| 43 | Porsche 908/03 | 908/03-012 | Div. II | Ernst Kraus (D) | Jöst Racing (D) | 6th | 4th | 19 laps | |
| 88 | Porsche 908/03-6 Turbo | 908/03-006 | Div. II | Manfred Schurti (FL) | Dr. Hermann Dannesberger (D) | DNF |
20 April 1975 - Monza 1000 Km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 5 | Porsche 908/03 Turbo | 908/03-008 | S3.0 | Reinhold Jöst (D)/Mario Casoni (I) | Scuderia Nettuno Ovoro (D) | 2nd | 2nd | 8th | 171 laps |
| 6 | Porsche 908/03 | 908/03-012 | S3.0 | Jürgen Barth (D)/Ernst Kraus (D) | Scuderia Nettuno (D) | 5th | 4th | 21st | 162 laps |
| 7 | Porsche 908/03-6 Turbo | 908/03-006 | S3.0 | Herbert Müller (CH)/Gijs van Lennep (NL) | Dr. H. Dannesberger (D) | DNF | 6th | 71 laps - Engine |
4 May 1975 - Spa 1000 Km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 6 | Porsche 908/03 | 908/03-012 | S3.0 | Jürgen Barth (D)/Mario Casoni (I)/Reinhold Jöst (D) | Porsche A.G. (D) | 7th | 3rd | 11th | 48 laps |
| 4 | Porsche 908/03 Turbo | 908/03-006 | S3.0 | Herbert Müller (CH)/Leo Kinnunen (FI) | Martini Racing (D) | DNF | 3rd | 24 laps - Gearbox | |
| 5 | Porsche 908/03 Turbo | 908/03-008 | S3.0 | Reinhold Jöst (D)/Mario Casoni (I) | Porsche A.G. (D) | DNF | 4th | 3 laps - Valves |
18 May 1975 - Coppa Florio - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 4 | Porsche 908/03 Turbo | 908/03-008 | S3.0 | Reinhold Jöst (D)/Mario Casoni (I) | Scuderia Nettuno Ovoro (D) | 3rd | 3rd | 3rd | 184 laps |
| 7 | Porsche 908/03 Turbo | 908/03-006 | S3.0 | Leo Kinnunen (FI)/Herbert Müller (CH) | Dr. H. Dannesberger (D) | 7th | 4th | 14th | 173 laps |
| 5 | Porsche 908/03 | 908/03-012 | S3.0 | Jürgen Barth (D)/Ernst Kraus (D) | Scuderia Nettuno (D) | DNF | 6th | 136 laps |
1 June 1975 - Nürburgring 1000 Km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 7 | Porsche 908/03 Turbo | 908/03-006 | S3.0 | Herbert Müller (CH)/Leo Kinnunen (FI) | Martini-Racing-Team Dr. H. Dannesberger (D) | 3rd | 3rd | 7th | 43 laps |
| 10 | Porsche 908/03 | 908/03-012 | S3.0 | Jürgen Barth (D)/Ernst Kraus (D) | Joest-Racing (D) | 5th | 5th | 15th | 42 laps |
| 9 | Porsche 908/03 Turbo | 908/03-008 | S3.0 | Reinhold Jöst (D)/Mario Casoni (I) | Joest-Racing (D) | DNF | 2 laps - Turbocharger |
15 June 1975 - Interserie Mainz-Finthen - Interserie
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 88 | Porsche 908/03 Turbo | 908/03-006 | Div.II | Herbert Müller (CH) | Martini Racing Team Dr. H. Dannesberger (D) | 1st | 1st | 60 laps |
15 June 1975 - Le Mans 24 Hours - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 15 | Porsche 908/03 | 908/03-012 | S3.0 | Reinhold Jöst (D)/Mario Casoni (I)/Jürgen Barth (D) | Joest Racing (D) | 4th | 4th | 4th | 325 laps |
29 June 1975 - Zeltweg 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 5 | Porsche 908/03 Turbo | 908/03-008 | S3.0 | Reinhold Jöst (D)/Mario Casoni (I) | Scuderia Nettuno Ovoro (D) | 3rd | 3rd | 4th | 102 laps |
| 6 | Porsche 908/03 | 908/03-012 | S3.0 | Jürgen Barth (D)/Ernst Kraus (D) | Scuderia Nettuno (D) | 4th | 4th | 8th | 92 laps |
| 4 | Porsche 908/03 Turbo | 908/03-006 | S3.0 | Herbert Müller (CH)/Leo Kinnunen (FI) | Dr. H. Dannesberger (D) | 9th | 5th | 5th | 84 laps |
20 July 1975 - Interserie Hockenheim Südwestpokal - Interserie
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 426 | Porsche 908/03 Turbo | 908/03-008 | Div.II | Reinhold Jöst (D) | Jöst Racing Team (D) | 2nd | 2nd | 15 laps | |
| 451 | Porsche 908/03 Turbo | 908/03-013 | Div.II | Egon Evertz (D) | Egon Evertz (D) | 6th | 5th | 14 laps |
17 August 1975 - Interserie Kassel-Calden - Interserie
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 908/03 Turbo | 908/03-006 | Div.I | Herbert Müller (CH) | Dr. H. Dannesberger (D) | 3rd | 1st | 39 laps | |
| Porsche 908/03 Turbo | 908/03-008 | Div.II | Reinhold Jöst (D) | Joest-Racing (D) | 4th | 3rd | 39 laps | ||
| Porsche 908/03 | 908/03-012 | Div.II | Jürgen Barth (D) | Joest-Racing (D) | 5th | 4th | 39 laps | ||
| Porsche 908/03 Turbo | 908/03-013 | Div.II | Egon Evertz (D) | Egon Evertz KG Schweißtechnik (D) | 19th | 11th |
24 August 1975 - Interserie Zandvoort - Interserie
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 908/03 Turbo | 908/03-006 | Div.I | Herbert Müller (CH) | Martini-Racing/Team Dr. Dannesberger (D) | 2nd | 2nd | 1st | 30 laps |
| 42 | Porsche 908/03 Turbo | 908/03-008 | Div.II | Reinhold Jöst (D) | Reinhold Jöst (D) | 5th | 2nd | 30 laps | |
| 43 | Porsche 908/03 | 908/03-012 | Div.II | Jürgen Barth (D) | Jürgen Barth (D) | 8th | 5th | 29 laps |
31 August 1975 - Zolder [Sports] - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| Porsche 908/03 Turbo | 908/03-006 | S+2.0 | Jürgen Neuhaus (D) | Dr. H. Dannesberger (D) | 1st | 1st |
7 September 1975 - Interserie Nürburgring Supersprint - Interserie
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 908/03 Turbo | 908/03-006 | Div.I | Herbert Müller (CH) | Dr. H. Dannesberger (D) | 3rd | 2nd | 2nd | 50 laps |
| 25 | Porsche 908/03 Turbo | 908/03-012 | Div.II | Jürgen Barth (D) | Jöst-Racing (D) | 10th | 5th | 9th | 47 laps |
| 5 | Porsche 908/03 Turbo | 908/03-008 | Div.II | Reinhold Jöst (D) | Jöst-Racing (D) | DNF | 5th |
28 September 1975 - Interserie Hockenheim Preis von Baden-Württemberg - Interserie
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 908/03 Turbo | 908/03-006 | Div.I | Jürgen Neuhaus (D) | Martini Racing (GB) | 6th | 3rd | 14th | 19 laps |
| 43 | Porsche 908/03 | 908/03-012 | Div.II | Jürgen Barth (D) | Jöst Racing (D) | 8th | 4th | 19 laps | |
| 42 | Porsche 908/03 Turbo | 908/03-008 | Div.I | Reinhold Jöst (D) | Jöst Racing (D) | 10th |