| Car manufacturer: | Hesketh |
| Engine manufacturer: | Ford Cosworth |
| Active years: | 1974 – 1978 (5) |
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| Rd | Date | Grand Prix | Driver | Car | Engine | Grid | Race | Pts | Champ. points | Rank |
| 1 | 13 Jan | Argentina | ||||||||
| 2 | 27 Jan | Brazil | ||||||||
| 3 | 30 Mar | South Africa | James Hunt | 308 | DFV | 13 | Ret | 0 | 0 | |
| 4 | 28 Apr | Spain | James Hunt | 308 | DFV | 10 | 10 | 0 | 0 | 11 |
| 5 | 12 May | Belgium | James Hunt | 308 | DFV | 9 | Ret | 0 | 0 | 13 |
| 6 | 26 May | Monaco | James Hunt | 308 | DFV | 7 | Ret | 0 | 0 | 13 |
| 7 | 9 Jun | Sweden | James Hunt | 308 | DFV | 6 | 3 | 4 | 4 | 9 |
| 8 | 23 Jun | Netherlands | James Hunt | 308 | DFV | 6 | Ret | 0 | 4 | 9 |
| 9 | 7 Jul | France | James Hunt | 308 | DFV | 10 | Ret | 0 | 4 | 9 |
| 10 | 20 Jul | Great Britain | James Hunt | 308 | DFV | 6 | Ret | 0 | 4 | 9 |
| 11 | 4 Aug | Germany | James Hunt | 308 | DFV | 13 | Ret | 0 | 4 | 9 |
| 12 | 18 Aug | Austria | James Hunt | 308 | DFV | 7 | 3 | 4 | 8 | 7 |
| Ian Scheckter | 308 | DFV | DNQ | 0 | ||||||
| 13 | 8 Sep | Italy | James Hunt | 308 | DFV | 8 | Ret | 0 | 8 | 7 |
| 14 | 22 Sep | Canada | James Hunt | 308 | DFV | 8 | 4 | 3 | 11 | 6 |
| 15 | 6 Oct | United States | James Hunt | 308 | DFV | 2 | 3 | 4 | 15 | 6 |