Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/1991 |  | Rui Capucho | DF | |||
| 07/1991 |  | Phil Walker | MF |  | Boavista | Boavista |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/1991 |  | Fua | DF |  | União Torreense | Torreense |
| 07/1991 | | Sérgio Lavos | MF |  | União da Madeira | União Madeira |
FC Maia
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/1991 | | Rui Capucho | DF | |||
| 07/1991 | | Phil Walker | MF | | Boavista | Boavista |
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/1991 | | Fua | DF | | União Torreense | Torreense |
| 07/1991 | | Sérgio Lavos | MF | | União da Madeira | União Madeira |