14 October 1973 at Durmston
| Unlimited (Kerritex Championship) | RH Sidecars (Kerritex Championship) | 251cc – 500cc |
| 1- ANOther | 1- Alan Artus & Graham Higgin | 1- Gerald Short |
| 2- J. Webb | 2- Steve Smith & Roy French | 2- ANOther |
| 3- A. Lidgate | 3- T. Higgs & N. Gidard | 3- A. Lidgate |
| 350cc | RH Sidecars (2) | 250cc |
| 1- Gerald Short | 1- Frank Verlic & A. Prescott | 1- P. Mitchell |
| 2- R. Gibbons | 2- Steve Smith & Roy French | 2- P. May |
| 3- R. Lidgate | 3- T. Higgs & N. Gidard | 3- R. Lidgate |
| RH Sidecars (1) | ||
| 1- Alan Artus & Graham Higgin | ||
| 2- T. Higgs & N. Gidard | ||
| 3- Steve Smith & Roy French |
13 May 1973 at Dormeston
| Unlimited (Kerritex Championship) | RH Sidecars (Kerritex Championship) | 251cc – 500cc |
| 1- Mick Burton | 1- T. Jones & ANOther | 1- Tom Owen |
| 2- J. Webb | 2- R. Preece & B. Dunn | 2- Mick Burton |
| 3- R. Hill & D. Twynham | 3- J. Webb | |
| 350cc | RH Sidecars (2) | 250cc |
| 1- B. Evans | 1- T. Jones & ANOther | 1- Mick Burton |
| 2- Mick Burton | 2- J. Brown & ANOther | 2- N. Aldridge |
| 3- Adrian Moss | 3- R. Taylor & D. Preece | 3- Adrian Moss |
| RH Sidecars (1) | ||
| 1- T. Jones & ANOther | ||
| 2- Vic Artus & G. Lamb | ||
| 3- R. Taylor & D. Preece |