| 🇺🇸Caesars Palace Grand Prix 1981 | 17 Oct 1981 | Mario Andretti | 10 | Suspension | |
| 🇺🇸Caesars Palace Grand Prix 1981 | 17 Oct 1981 | Bruno Giacomelli | 8 | 3 | 4 |
| 🇨🇦Canadian Grand Prix 1981 | 27 Sept 1981 | Mario Andretti | 16 | 7 | |
| 🇨🇦Canadian Grand Prix 1981 | 27 Sept 1981 | Bruno Giacomelli | 15 | 4 | 3 |
| 🇮🇹Italian Grand Prix 1981 | 13 Sept 1981 | Bruno Giacomelli | 10 | 8 | |
| 🇮🇹Italian Grand Prix 1981 | 13 Sept 1981 | Mario Andretti | 13 | Engine | |
| 🇳🇱Dutch Grand Prix 1981 | 30 Aug 1981 | Bruno Giacomelli | 14 | Tyre | |
| 🇳🇱Dutch Grand Prix 1981 | 30 Aug 1981 | Mario Andretti | 7 | Accident | |
| 🇦🇹Austrian Grand Prix 1981 | 16 Aug 1981 | Bruno Giacomelli | 16 | Heat shield fire | |
| 🇦🇹Austrian Grand Prix 1981 | 16 Aug 1981 | Mario Andretti | 13 | Engine | |
| 🇩🇪German Grand Prix 1981 | 2 Aug 1981 | Bruno Giacomelli | 17 | 15 | |
| 🇩🇪German Grand Prix 1981 | 2 Aug 1981 | Mario Andretti | 12 | 9 | |
| 🇬🇧British Grand Prix 1981 | 18 Jul 1981 | Bruno Giacomelli | 12 | Transmission | |
| 🇬🇧British Grand Prix 1981 | 18 Jul 1981 | Mario Andretti | 11 | Throttle | |
| 🇫🇷French Grand Prix 1981 | 5 Jul 1981 | Bruno Giacomelli | 12 | 15 | |
| 🇫🇷French Grand Prix 1981 | 5 Jul 1981 | Mario Andretti | 10 | 8 | |
| 🇪🇸Spanish Grand Prix 1981 | 21 Jun 1981 | Bruno Giacomelli | 6 | 10 | |
| 🇪🇸Spanish Grand Prix 1981 | 21 Jun 1981 | Mario Andretti | 8 | 8 | |
| 🇲🇨Monaco Grand Prix 1981 | 31 May 1981 | Mario Andretti | 12 | Collision | |
| 🇲🇨Monaco Grand Prix 1981 | 31 May 1981 | Bruno Giacomelli | 18 | Collision | |
| 🇧🇪Belgian Grand Prix 1981 | 17 May 1981 | Bruno Giacomelli | 17 | 9 | |
| 🇧🇪Belgian Grand Prix 1981 | 17 May 1981 | Mario Andretti | 18 | 10 | |
| 🇮🇹San Marino Grand Prix 1981 | 3 May 1981 | Mario Andretti | 12 | Gearbox | |
| 🇮🇹San Marino Grand Prix 1981 | 3 May 1981 | Bruno Giacomelli | 11 | Collision | |
| 🇦🇷Argentine Grand Prix 1981 | 12 Apr 1981 | Bruno Giacomelli | 22 | 10 | |
| 🇦🇷Argentine Grand Prix 1981 | 12 Apr 1981 | Mario Andretti | 17 | 8 | |
| 🇧🇷Brazilian Grand Prix 1981 | 29 Mar 1981 | Mario Andretti | 9 | Collision | |
| 🇧🇷Brazilian Grand Prix 1981 | 29 Mar 1981 | Bruno Giacomelli | 6 | Not classified | |
| 🇺🇸United States Grand Prix West 1981 | 15 Mar 1981 | Bruno Giacomelli | 9 | Collision | |
| 🇺🇸United States Grand Prix West 1981 | 15 Mar 1981 | Mario Andretti | 6 | 4 | 3 |