Most grandtour starts by competitors
Number of starts in grand tours before the start of GP Costa Azul 1990.
| Pos. | Rider | Starts | Tour | Giro | Vuelta |
|---|---|---|---|---|---|
| 1 | CUNHA Manuel | 3 | - | - | 3 |
| 2 | ANDRADE Joaquim Adrego Pereira | 0 | - | - | - |
| 3 | PEREIRA Delmino | 0 | - | - | - |
| 4 | VALENTE Fernando | 0 | - | - | - |
| 5 | CARVALHO Francisco | 0 | - | - | - |
| 6 | MARQUES Diamantino | 0 | - | - | - |