17 August 1980 at Shipton-on-Stour
| 500cc | 350cc | 250cc |
| 1- Bernie Leigh | 1- John Underwood | 1- Jeremy Doncaster |
| 2- Jeremy Doncaster | 2= Clayton Williams | 2- Tig Perry |
| 3- Trevor Banks | 2= Steve Schofield | 3- Ron Knight |
| RH Sidecars | 500cc Sidecars | |
| 1- Steve Dewison & Martin Paul | 1- Steve Smith & Trevor Pye | |
| 2- Ted Tucker & Dave Ward | For the Second Leg: See Portsmouth | 2- Trevor Higgs & Bob Knights |
| 3- Dave Heath & Ray Andrews | For the Third Leg: See BSSA | 3- John Burrough & Greg Clark-Ward |
20 July 1980 at Pinvin
| Unlimited (Championship) | RH Sidecars (Carnival Kings Cup) | 500cc |
| 1- Clint Ward | 1- Steve Smith & Trevor Pye | 1- John Underwood |
| 2- Rob Smith | 2- Steve Dewison & Martin Paul | 2- Clint Ward |
| 3- Phil Alderman | 3- Roger Measor & Geoff Measor | 3- Clayton Williams |
| 350cc | RH Sidecars | 250cc |
| 1- Rob Smith | 1- Steve Smith & Trevor Pye | 1- Kevin Gwilliam |
| 2- John Underwood | 2- Roger Measor & Geoff Measor | 2- Dave Prince |
| 3- Peter Morris | 3- Alan Artus & Frank Burke | 3- Dave Perry |
| Taylor Transport Shield (Round Two) | Taylor Transport Shield (Overall) | Martin Goddard Trophy |
| 1- Barrie Evans | 1- Barrie Evans | 1- Ricky Broadhurst |
| 2- John Webb | 2- John Webb | 2- Howard Fakundiny |
| 3- Kevin Gwilliam | 3- Phil Cresswell | 3- Andrew Perry |
| First Vintage | Second Vintage | Third Vintage |
| 1- A. Sabin | 1- A. Sabin | 1- A. Sabin |
| 2- R. Elmore | 2- W. Davies | 2- W. Davies |
| 3- W. Davies | 3- M. Webb | 3- M. Webb |