PORSCHE RACING HISTORYMike Schaefer (USA)
1985 : Daytona 24 Hours - 3rd in class : Sebring 12 Hours - 3rd in class
3 February 1985 - Daytona 24 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 9 | Porsche 964 Carrera RSR | GTO | Mike Schaefer (USA)/Peter Uria (USA)/Jack Refenning (USA)/Larry Figaro (USA) | 901 Shop (USA) | 14th | 3rd | 62nd | 586 laps |
23 March 1985 - Sebring 12 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 9 | Porsche 911 Carrera RSR | 911 460 9080 | GTO | Peter Uria (USA)/Mike Schaefer (USA)/Larry Figaro (USA)/Jack Refenning (USA) | 901 Shop (USA) | 10th | 3rd | 41st | 237 laps |