9 October 1988 at Detling Show Ground
| 500cc | RH Sidecars | 250cc |
| 1- Trevor Banks | 1- Alan Blewitt & John Blewitt | 1- Ritchie Knight |
| 2- Marvyn Cox | 2- Mick Cameron & Paul Randall | 2- Ian Rutter |
| 3- Paul Fry | 3- Len Foreman & Ray Foreman | 3- Kevin Lanchester |
| 4- Miles Evans | 4- Dave Heath & Kevin Thompson | 4- David Perry |
| 5- Roland Tebbs | 5- Ian Aram & Ian Roham | 5- Mark Wadsworth |
| 6- Mike Beaumont | 6- Rob Wilson & Kevin Simmons | 6- Mick Nicholson |
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