17 April 1977 at Cranham
| Unlimited | 500cc | 350cc |
| 1- Dave Brown | 1- Mike Garrad | 1- Simon Wigg |
| 2- Adrian Moss | 2- Terry Owen | 2- John Underwood |
| 3- Brian Evans | 3- Julian Wigg | 3- Dave Eagland |
| 250cc | Invited | |
| 1- Dave Brown | 1- Julian Wigg | |
| 2- Robin Davis | 2- Terry Owen | |
| 3- Mark Wadsworth | 3- Mike Garrad |