9 August 1970 at Whitminster
| 500cc | RH Sidecars (2) | Unlimited |
| 1- Tig Perry | 1- R. Gooding & Malcolm Chapman | 1- Lew Coffin |
| 2- Adrian Moss | 2- John O’Keefe & David Payne | 2- John Webb |
| 3- John Webb | 77 | 3- Adrian Moss |
| Fastest | Fastest | RH Sidecars (1) |
| 1- R. Gooding & Malcolm Chapman | 1- Tig Perry | 1- J.H. Brown |
| 77 | 2- Adrian Moss | 2- Pete Robson & D. Hopes |
| 3- John O’Keefe & David Payne | 3- John Webb | 77 |
| 350cc | ||
| 1- Tig Perry | ||
| 2- Gordon Hambridge | ||
| 3- Victor Muddey |