Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/1991 |  | Vítor | GK |  | USC Paredes | Paredes |
| 07/1991 | | Carlos Ribeiro | DF |  | Os Belenenses | Belenenses |
| 07/1991 | | João Pinto | DF |  | Oriental de Lisboa | Oriental |
| 07/1991 |  | Lito Vidigal | MF |  | Estrela Portalegre | Estrela Portalegre |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/1991 | | Crespo | DF |  | União Leiria | União Leiria |