4 November 1990 at Collier Street
| Solos | RH Sidecars |
| 1- Mark Loram | 1- Steve Smith & Keith Wall |
| 2- Marvyn Cox | 2- Roger Measor & Steve Bailey |
| 3- Martin Dugard | 3- Russell Ing & Paul Urycz |
| 4- Jeremy Doncaster | 4- Alan Bewitt & John Blewitt |
| 5- Vince Kinchin | 5- Pete Colvin & Gary Pease |
| 6- Chris Morton | 6- Paul Pinfold & Beth Litterick |
1 July 1990 at Collier Street
| 500cc | RH Sidecars | 250cc |
| 1- Robert Ledwith | 1- Rob Cameron & Steve Smith | 1- Grant Faulkner |
| 2- Grant Faulkner | 2- Tim Bennett & Adam Cowper-Smith | 2- Kevin Lanchester |
| 3- Lee Pavitt | 3- Martin Baker & Mark Edwards | 3- Ian Lee-Amies |
22 April 1990 at Collier Street
| 500cc | RH Sidecars | 250cc |
| 1- Mark Loram | 1- Mick Cameron & Paul Randall | 1- John Dormer |
| 2- Andy Riley | 2- Russell Ing & Paul Uritz | 2- Ritchie Knight |
| 3- Robert Ledwith | 3- Mike Baxter & Vaughan Roberts | 3- Maxime Hill |