PORSCHE RACING HISTORYDiego Febles (PR)
1981
24 May 1981 - Lime Rock 200 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 35 | Porsche 934 | 930 670 0161 | GTO | Mandy Gonzalez (PR)/Diego Febles (PR) | HSM Racing (PR) | 19th | 10th | 16th | 50 laps - DNF |
16 August 1981 - Mosport 6 Hours - World Championship for Drivers and Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 17 | Porsche 935 M16 | 930 990 0032 | GTX | Pepe Romero (USA)/Diego Febles (PR) | Pepe Romero (USA) | 16th | 10th | 29th | 185 laps |