BRITISH GRAND PRIX
500cc · Course
| Pos | Pilote | Temps / écart | Pts |
|---|---|---|---|
| 1 | Randy Mamola | 42:52.710 | |
| 2 | Kenny Roberts | 43:03.860 | |
| 3 | Marco Lucchinelli | 43:19.100 | |
| 4 | Graziano Rossi | 43:19.220 | |
| 5 | Johnny Cecotto | 43:38.920 | |
| 6 | Franco Uncini | 43:42.490 | |
| 7 | Kork Ballington | 43:48.730 | |
| 8 | Philippe Coulon | 43:56.210 | |
| 9 | Jack Middelburg | 44:03.380 | |
| 10 | Dave Potter | 44:08.940 | |
| 12 | John Newbold | ||
| 13 | Graeme Crosby | ||
| 14 | Raymond Roche | ||
| 15 | Takazumi Katayama | ||
| — | Wil Hartog | OUTSTND | |
| — | Barry Sheene | OUTSTND |
350cc · Course
| Pos | Pilote | Temps / écart | Pts |
|---|---|---|---|
| 1 | Anton Mang | ||
| 2 | Jonnie Ekerold | ||
| 3 | Eric Saul | ||
| 4 | Jean Francois Baldé | ||
| 5 | Tony Rogers | ||
| 6 | Keith Huewen | ||
| 7 | Tony Head | ||
| 8 | Thierry Espié | ||
| 9 | Jean Louis Tournadre | ||
| 10 | Walter Villa |