26 October 1980 at Montford Bridge
| Unlimited | RH Sidecars | 500cc |
| 1- Simon Wigg | 1- Pete Brown & John Morrow | 1- Simon Wigg |
| 2- Gerald Short | 2- Gordon Matthews & Alan Harley | 2- Jeremy Doncaster |
| 3- Jeremy Doncaster | 3- Roger Reece & Brian Dunn | 3- Les Collins |
| 350cc | 250cc | |
| 1- Mark Wadsworth | 1- Jeremy Doncaster | |
| 2- Roger Dunsford | 2- Martin Scarisbrick | |
| 3- Andy Challinor | 3- Cameron Waugh |