PORSCHE RACING HISTORYLance Van Every (USA)
1983
6 February 1983 - Daytona 24 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 19 | Porsche 911 Carrera RSR | GTO | Lance Van Every (USA) | Van Every Racing (USA) | 79th | 40th | 44th | 0 laps - Accident |
19 March 1983 - Sebring 12 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 19 | Porsche 911 Carrera RSR | GTO | Lance Van Every (USA)/Ash Tisdelle (USA) | Van Every Racing (USA) | 39th | 16th | 38th | 153 laps - Engine |
27 November 1983 - Daytona Finale 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 09 | Porsche 911 Carrera RSR | GTO | Lance Van Every (USA)/Ash Tisdelle (USA) | Van Every Racing (USA) | 53rd | 17th | 45th | 38 laps - DNF |