PORSCHE RACING HISTORYTony Dron (GB)
1980 : Silverstone 6 Hours - 1st in class : Vallelunga 6 Hours - 1st in class : Dijon 1000 Kilometres - 1st in class
16 March 1980 - Brands Hatch 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 27 | Porsche 934 | 930 670 0155 | GT | Tony Dron (GB)/Richard Cleare (GB) | Autofarm Ltd. (GB) | DNF | 22nd | 90 laps - Suspension |
11 May 1980 - Silverstone 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 29 | Porsche 934 | 930 670 0155 | GT | Richard Cleare (GB)/Tony Dron (GB) | Autofarm Ltd. (GB) | 8th | 1st | 21st | 206 laps |
15 June 1980 - Le Mans 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 2 | Porsche 924 Carrera GT | GTP | Andy Rouse (GB)/Tony Dron (GB) | Porsche System (D) | 12th | 5th | 44th | 311 laps |
7 September 1980 - Vallelunga 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 14 | Porsche 934 | 930 670 0155 | GT | Tony Dron (GB)/Richard Cleare (GB) | Richard Cleare Racing (GB) | 10th | 1st | 34th | 234 laps |
28 September 1980 - Dijon 1000 Kilometres - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 44 | Porsche 934 | 930 670 0155 | GT | Richard Cleare (GB)/Tony Dron (GB) | Richard Cleare Racing/Autofarm (GB) | 11th | 1st | 24th | 162 laps |