PORSCHE RACING HISTORYMandy Gonzalez (PR)
1981
1 February 1981 - Daytona 24 Hours - World Championship for Drivers and Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 37 | Porsche 935 M16 | 930 990 0032 | GTX | Pepe Romero (USA)/Mandy Gonzalez (PR)/Luis Mendez (DR) | Pepe Romero (USA) | 52nd | 18th | 25th | 121 laps - Steering |
21 March 1981 - Sebring 12 Hours - World Championship for Drivers and Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 35 | Porsche 934 | 930 670 0161 | GTO | Mandy Gonzalez (PR)/Bonky Fernandez (PR)/Juan Cochesa (YV) | H.S.M. Racing (PR) | 14th | 7th | 16th | 199 laps |
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 |