| « Luigi Piotti | Teams / 1957 / Martin Brothers | Maserati » | |
| « 1956 |
| Active years: | 1956 – 1957 (2) |
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| Rd | Date | Grand Prix | Driver | Constructor | Car | Grid | Race | Pts |
| 1 | 13 Jan | Argentina | ||||||
| 2 | 19 May | Monaco | ||||||
| 3 | 30 May | Indy 500 | Dempsey Wilson | Kurtis Kraft-Offenhauser | DNQ | 0 | ||
| 4 | 7 Jul | France | ||||||
| 5 | 20 Jul | Great Britain | ||||||
| 6 | 4 Aug | Germany | ||||||
| 7 | 18 Aug | Pescara | ||||||
| 8 | 8 Sep | Italy |