20 August 1989 at Good Easter
| 350cc | 500cc Sidecars | 250cc |
| 1- Joe Screen | 1- Cecil Taylor & Aliastair Haggaty | 1- Mark Wadsworth |
| 2- Andy Riley | 2- Dave Howells & Jeremy Price | 2- John Dormer |
| 3- Rob Price | 3- Brian Palmer & Ron Steward | 3- Andy Phillips |
| 4- Steve Carter | 4- Kevin Leide & Alan Pithouse | 4- Grant Faulkner |
| 5- Wayne Broadhurst | 5- Robin Skipper & Chudor Ayckbourne | 5- Ian Rutter |
| 6- Miles Evans | 6- Dave Collin & Ricky Francis | 6- Mark Simmonds |