22 May 1977 at Long Marston Aerodrome
| 500cc | 350cc | 250cc |
| 1*- Chris Baybutt & Gerald Short | 1- Tiig Perry & Brian Evans | 1- Richard Elsick & Adrian Kessell |
| 2*- Denny Barber & Tony Steggles | ||
| 3- Julian Wigg & Mike Garrard | ||
| * After Run-off | ||
| RH Sidecars | ||
| 1- Colin Banks & W. Brammer / | ||
| Ted Tucker & Dave Ward | ||
| 2- Steve Smith & Trevor Pye / | ||
| Alan Artus & Graham Higgin | ||
| 3- Dave Heath & D. Ell / | ||
| Tony Holmshaw & D. Smith |