| 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 | 25 Jan | Brazil | ||||||||
| 2 | 6 Mar | South Africa | Harald Ertl | 308D | DFV | 24 | 15 | 0 | 0 | 14 |
| 3 | 28 Mar | United States West | Harald Ertl | 308D | DFV | DNQ | 0 | 0 | 15 | |
| 4 | 2 May | Spain | Harald Ertl | 308D | DFV | DNQ | 0 | 0 | 16 | |
| 5 | 16 May | Belgium | Harald Ertl | 308D | DFV | 24 | Ret | 0 | 0 | 17 |
| Guy Edwards | 308D | DFV | DNQ | 0 | ||||||
| 6 | 30 May | Monaco | Harald Ertl | 308D | DFV | DNQ | 0 | 0 | 17 | |
| 7 | 13 Jun | Sweden | Harald Ertl | 308D | DFV | 23 | Ret | 0 | 0 | 17 |
| 8 | 4 Jul | France | Harald Ertl | 308D | DFV | 27 | Ret | 0 | 0 | 17 |
| Guy Edwards | 308D | DFV | 25 | 17 | 0 | |||||
| 9 | 18 Jul | Great Britain | Harald Ertl | 308D | DFV | 24 | 7 | 0 | 0 | 15 |
| Guy Edwards | 308D | DFV | 25 | Ret | 0 | |||||
| 10 | 1 Aug | Germany | Harald Ertl | 308D | DFV | 22 | DNS | 0 | 0 | 15 |
| Guy Edwards | 308D | DFV | 25 | 15 | 0 | |||||
| 11 | 15 Aug | Austria | Harald Ertl | 308D | DFV | 20 | 8 | 0 | 0 | 15 |
| Guy Edwards | 308D | DFV | Np | 0 | ||||||
| 12 | 29 Aug | Netherlands | Harald Ertl | 308D | DFV | 24 | Ret | 0 | 0 | 15 |
| Rolf Stommelen | 308D | DFV | 25 | 12 | 0 | |||||
| 13 | 12 Sep | Italy | Harald Ertl | 308D | DFV | 19 | 16 | 0 | 0 | 15 |
| Guy Edwards | 308D | DFV | 23 | DNS | 0 | |||||
| 14 | 3 Oct | Canada | Harald Ertl | 308D | DFV | DNS | 0 | 0 | 15 | |
| Guy Edwards | 308D | DFV | 23 | 20 | 0 | |||||
| 15 | 10 Oct | United States | Harald Ertl | 308D | DFV | 21 | 13 | 0 | 0 | 15 |
| Alex Ribeiro | 308D | DFV | 22 | 12 | 0 | |||||
| 16 | 24 Oct | Japan | Harald Ertl | 308D | DFV | 22 | 8 | 0 | 0 | 14 |