8 October 1989 at Detling
| 500cc | RH Sidecars | 250cc |
| 1- Martin Hagon | 1- Steve Dewison & Dave Ward | 1- Grant Faulkner |
| 2- Will James | 2- Rob Wilson & Paul Randall | 2- Mark Wadsworth |
| 3- Grant Faulkner | 3- John Hiscock & Steve Bailey | 3- Ritchie Knight |
| 4- Vince Kinchin | 4- Alan Blewitt & John Blewitt | 4- Mark Nicholson |
| 5- Alan Farmer | 5- Terry Phillips & Kevin Williams | 5- Kevin Lanchester |
| 6- Phil Ashcroft | 6- Reg Blackbourn & Colin Blackbourn | 6- Allan Carman |
| 500cc Sidecars | ||
| Interspan/Castrol Drivers Championship | ||
| 1- Cecil Taylor & Alister Haggarty | ||
| 2- Kevin Leide & Alan Pithouse | ||
| 3- Clive Sales & Peter Sales | ||
| 4- Brian Palmer & Ron Steward | ||
| 5- Roger Duncombe & Peter Daw | ||
| 6- M. Bover & B. Stone |