19 August 1979 at Sandford
| 500cc | 350cc | 250cc |
| 1- Simon Wigg | 1- Mark Wadsworth | 1- Mark Wadsworth |
| 2- Terry Owen | 2- Alan Gardiner | 2- Clayton Williams |
| 3- Cyril Jones | 3- Rob Smith | 3- Martin Goodwin |
| RH Sidecars | 500cc Sidecars | |
| 1- Trevor Jones & Paul Gollins | 1- Steve Smith & Trever Pye | |
| 2- Steve Smith & Trever Pye | 2- Trevor Jones & Paul Gollins | |
| 3- Pete Robson & Dave Hopes | 3- John Jones & Brian Lloyd |