Monday 28 August 1978 at Ware
| Unlimited | RH Sidecars (2) | 500cc |
| Not Known | Not Known | 1- C. Ward |
| 2- A. Gardiner | ||
| 3- M. Reeve | ||
| 350cc | RH Sidecars (1) | 250cc |
| 1- A. Gardiner | 1- T. Skinner & S. Martin | 1- D. Brown |
| 2- J. Underwood | 2- T. Higgs & B. Knight | 2- R. Wakeling |
| 3- S. Jukes & S. Petts | 3- A. Cooke |