Most wins
Which rider has the most victories to their name this season before the start of GP Internacional Torres Vedras - Trofeu Joaquim Ag 1989?
| # | Rider | Victories | |
|---|---|---|---|
| 1 | CHAGAS Marco António | 2 | |
| 2 | VIEIRA Serafim | 2 | |
| 3 | DE JESUS PEREIRA Carlos Manuel | 1 | |
| 4 | PEREIRA Delmino | 1 |