Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/1990 |  | Amaral | GK |  | Varzim SC | Varzim SC |
| 07/1990 | | Luís Castro | DF |  | AD Fafe | AD Fafe |
| 07/1990 | | Constantino | FW |  | SC Salgueiros | SC Salgueiros |
| 07/1990 |  | Jorge Gomes | FW | | AD Fafe | AD Fafe |
| 07/1990 | | Luís Reina | FW |  | FC Felgueiras 1932 | FC Felgueiras |