8 October 1989 at Underton
| 500cc | RH Sidecars | 350cc |
| 1- Alan Grahame | 1- John Halsey & Dave French | 1- Glyn Stanton |
| 2- Phil Alderman | 2- M. Baker & M. Edwards | 2- Steve Roberts |
| 3- Ian Garner | 3- Ivor Matthews & Dave Ashdown | 3- Andy Wickham |
| 250cc | ||
| 1- Mark Taylor | ||
| 2- Trevor Clarricoats | ||
| 3- Pip Jones |
2 July 1989 at Underton
| 500cc (2) | RH Sidecars | 500cc (1) |
| 1- John Priest | Roy Whiteley Trophy | 1- Paul Evans |
| 2- Simon Gittings | 1- Mike Cookson & Pete Jones | 2- Paul Timms |
| 3- Paul Timms | ANOther | 3- Simon Gittings |
| ANOther | ||
| 350cc | 250cc | |
| 1- Mark Wadsworth | 500cc Sidecars | 1- Mark Wadsworth |
| 2- Dave Mander | 1- Kevin Leide & Alan Pithouse | 2- Jason Stott |
| 3- Alan Brook | 2- Jim Hyde & Mike Romaniuk | 3- Lee Cooper |
| 3- Terry Herbert & Shaun Herbert | ||
| Mary Blackburn Trophy | Frank Hooper Trophy | |
| 1- Paul Evans | Midland Grasstrack Team Championship | 1- Andy Thorpe |
| 2- Phil Alderman | Not Known | 2- Steve Roberts |
| 3- Simon Gittings | 3- Rob Yewbrey |
1 May 1989 at Underton
| 500cc Trophy | 500cc Support | Unlimited Trophy |
| 1- Derek Hole | 1- Tom Leabitter | 1- Derek Hole |
| 2- Tom Leabitter | 2- Derek Hole | 2- Ivor Lawrence |
| 3- Barry Robinson | 3- Cyril Jones | 3- Richard Hodgson |
| 350cc Trophy | 350cc Support | 250cc Trophy |
| 1- Cyril Jones | 1- Cyril Jones | 1- John Husband |
| 2- Richard Hodgson | 2- Ivor Lawrence | 2- Ron Hayward |
| 3- Ivor Lawrence | 3- Ray Gibbins | 3- Pete Newman |
| Formula Bantham | ||
| 1- Ron Radcliffe | ||
| 2- Leonard Sanders | ||
| 3- Ian Charles |
16 April 1989 at Underton
| 500cc | RH Sidecars (2) | Unlimited |
| 1- Tony Atkin | 1- M. Cookson & ANOther | 1- Miles Evans |
| 2- Phil Alderman | 2- Gary Jackson & Ian Harris | 2- Phil Alderman |
| 3- Nigel Harrhy | 3- Craig Cheatham & Chris Knowles | 3- Nigel Harrhy |
| 350cc | 500ccc Sidecars | 250cc |
| 1- Andy Riley | 1- Kevin Liede & Alan Pithouse | 1- Ian Rutter |
| 2- Miles Evans | 2- Carl Squirrell & Lyn Green | 2- Mark Wadsworth |
| 3- Paul Fry | 3- Jim Hyde & Mike Romaniuk | ANOther |
| RH Sidecars (2) | ||
| 1- M. Cookson & ANOther | ||
| 2- Gary Jackson & Ian Harris | ||
| 3- Craig Cheatham & Chris Knowles |