PORSCHE RACING HISTORYPaul Keller (CH)
1973 : Dijon 1000 km - 2nd in class : Monza 1000 km - 3rd in class : Nürburgring 1000 km - 1st in class : Le Mans 24 Hours - 1st in class : European GT Championship Estoril - 1st overall : Monza 6 Hours - 1st overall : Monza 6 Hours - 2nd overall : DRM Sauerland Hill Climb - 2nd overall
4 February 1973 - Daytona 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 54 | Porsche 911 S | GT+2.0 | John Fitzpatrick (GB)/Erwin Kremer (D)/Paul Keller (CH) | Porsche Kremer Racing (D) | 6th | 5th | 23rd | 630 laps |
1 April 1973 - Nürburgring 300 Km - European Championship for Grand Touring Cars
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 111 | Porsche 911 Carrera RSR | GT3.0 | Paul Keller (CH) | Porsche Kremer Racing Team (D) | 4th | 4th | 10th | 14 laps |
15 April 1973 - Dijon 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 27 | Porsche 911 Carrera RSR | 911 360 0610 | GT | John Fitzpatrick (GB)/Paul Keller (CH) | Porsche Kremer Racing (D) | 10th | 2nd | 18th | 263 laps |
25 April 1973 - Monza 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 85 | Porsche 911 Carrera RSR | 911 360 0610 | GT3.0 | John Fitzpatrick (GB)/Paul Keller (CH) | Porsche Kremer Racing (D) | 12th | 3rd | 31st | 134 laps |
6 May 1973 - Spa 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 47 | Porsche 911 Carrera RSR | 911 360 0610 | GT | John Fitzpatrick (GB)/Paul Keller (CH) | Auto Kremer (D) | DNF | 15th | 0 laps - Engine |
13 May 1973 - Euro GT GP Paris - European Championship for Grand Touring Cars
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 5 | Porsche 911 Carrera RSR | GT3.0 | Paul Keller (CH) | Porsche Kremer Racing Team (D) | DNF | Head Gasket |
27 May 1973 - Nürburgring 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 55 | Porsche 911 Carrera RSR | 911 360 0610 | GT+1.6 | Paul Keller (CH)/Clemens Schickentanz (D)/Jürgen Neuhaus (D) | Porsche Kremer Racing Team (D) | 11th | 1st | 28th | 38 laps |
10 June 1973 - Le Mans 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 45 | Porsche 911 Carrera RSR | 911 360 0610 | GT3.0 | Paul Keller (CH)/Erwin Kremer (D)/Clemens Schickentanz (D) | Porsche Kremer Racing Team (D) | 8th | 1st | 38th | 317 laps |
24 June 1973 - Euro GT Nivelles - European Championship for Grand Touring Cars
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 20 | Porsche 911 Carrera RSR | 911 360 0610 | GT3.0 | Paul Keller (CH) | Porsche Kremer Racing (D) | DNF | 5 laps - Geat Lever R1 |
8 July 1973 - European GT Championship Estoril - European Championship for Grand Touring Cars
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 8 | Porsche 911 Carrera RSR | 911 360 0610 | GT3.0 | Paul Keller (CH) | Porsche Kremer Racing (D) | 1st | 1st | 1st | 80 laps |
5 August 1973 - Euro GT Thruxton - European Championship for Grand Touring Cars
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 38 | Porsche 911 Carrera RSR | 911 360 0610 | GT3.0 | Paul Keller (CH) | Porsche Kremer Racing (D) | 4th | 4th | 3rd | 40 laps |
2 September 1973 - Monza 6 Hours - European Championship for Grand Touring Cars
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 11 | Porsche 911 Carrera RSR | 911 360 0885 | GT3.0 | Clemens Schickentanz (D)/Erwin Kremer (D)/Paul Keller (CH) | Porsche Kremer Racing (D) | 1st | 1st | 3rd |
2 September 1973 - Monza 6 Hours - European Championship for Grand Touring Cars
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 12 | Porsche 911 Carrera RSR | 911 360 0610 | GT3.0 | Paul Keller (CH)/Clemens Schickentanz (D)/Jürgen Neuhaus (D) | Porsche Kremer Racing (D) | 2nd | 2nd | 4th |
7 October 1973 - DRM Sauerland Hill Climb - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| Porsche 911 Carrera RSR | 911 360 0610 | Div.I | Paul Keller (CH) | Porsche Kremer-Racing Team (D) | 2nd | 2nd | 104th | 3:59.790 |