Debutants
Youngest debutants in GP Internacional Torres Vedras - Trofeu Joaquim Ag in 1998. There are 7 debutants.
| # | Rider | Team | Age |
|---|---|---|---|
| 1 | MONTGOMERY Sven | Post Swiss Team | 22y + 59d |
| 2 | ZUCCONI Pietro | Post Swiss Team | 23y + 83d |
| 3 | SOUSA José Alves | Gresco - Tavira | 23y + 247d |
| 4 | AZEVEDO José Bento | Maia - Cin | 24y + 292d |
| 5 | MARTINS Paulo Jorge Teixeira | Gresco - Tavira | 26y + 344d |
| 6 | TEIXEIRA Carlos | Recer - Boavista | 27y + 185d |
| 7 | LIBERATO Manuel | Gresco - Tavira | 29y + 85d |