Race Result
| GP n. 73 - 24/08/1958 - Grand Prix of Portugal Circuito da Boavista |
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| Winner: | Stirling Moss / Vanwall - 2:11'27.80 | ||||||
| Pole Position: | Stirling Moss / Vanwall - 2:34.2 | ||||||
| Fastest Lap: | Mike Hawthorn / Ferrari - 2:32.37 | ||||||
| Pos | Nš | Driver | Constructor | Laps | Time/Retired | Grid | Points |
| 1 | 2 |  Stirling Moss |
Vanwall | 50 | 2:11'27.80 | 1 | 8 |
| 2 | 24 | Mike Hawthorn |
Ferrari | 50 | + 5'12.75 | 2 | 7 |
| 3 | 6 | Stuart Lewis-Evans |
Vanwall | 49 | + 1 lap | 3 | 4 |
| 4 | 8 |  Jean Behra |
BRM | 49 | + 1 lap | 4 | 3 |
| 5 | 22 |  Wolfgang von Trips |
Ferrari | 49 | + 1 lap | 6 | 2 |
| 6 | 10 |  Harry Schell |
BRM | 49 | + 1 lap | 7 | 0 |
| 7 | 14 |  Jack Brabham |
Cooper-Climax | 48 | + 2 laps | 8 | 0 |
| 8 | 12 | Maurice Trintignant |
Cooper-Climax | 48 | + 2 laps | 9 | 0 |
| 9 | 16 | Roy Salvadori |
Cooper-Climax | 46 | + 4 laps | 11 | 0 |
| Ret | 28 | Carroll Shelby |
Maserati | 47 | brakes | 10 | 0 |
| Ret | 4 | Tony Brooks |
Vanwall | 37 | spun off | 5 | 0 |
| Ret | 20 | Graham Hill |
Lotus-Climax | 25 | spun off | 12 | 0 |
| Ret | 18 | Cliff Allison |
Maserati | 15 | engine | 13 | 0 |
| Ret | 32 |  Jo Bonnier |
Maserati | 9 | physical | 14 | 0 |
| Ret | 30 |  Maria Teresa de Filippis |
Maserati | 6 | engine | 15 | 0 |