30 September 1984 at Steyning
| 500cc | LH Sidecars (S/E Centre Championship) | Unlimited |
| 1- D. Tolhurst | 1- D. Steer & A. Marshall | 1- D. Tolhurst |
| 2- I. Humphreys | 2- E. Penfold & D. Apps | 2- J. May |
| 3- J. May | 3- B. Huggett & N. Shaw | 3- I. Humphreys |
| 350cc | LH Sidecars (Brian Cree Memorial) | 250cc |
| 1- I. Humphreys | 1- E. Penfold & D. Apps | 1- J. Duke |
| 2- J. Duke | 2- B. Huggett & N. Shaw | 2- G. Burgess |
| 3- R. Edwards | 3- J. O’Donnell & P. Robertson | 3- J. White |
| RH Sidecars | 500cc Sidecars | |
| 1- C. Coleman & A. Cowper-Smith | 1- G. Moorcock & K. Spinks | |
| 2- C. Tyrrell & L. Tyrrell | 2- C. Tyrrell & L. Tyrrell | |
| 3- M. Farmer & V. Jones | 3- R. Skipper & M. Goodwin |