24 September 1989 at Wisbech St. Mary
| Unlimited (Championship) | RH Sidecars (Championship) | Fastest Solo |
| 1- Neil Cotton | 1- Ben Stabler & Karl Bunch | 1- Robert Price |
| 2- Richard Bartle | 2- Andrew Nourish & ANOther | 2- Ricky Scarboro |
| 3- Jim Jelley | 3- Reg Blackbourn & Colin Blackbourn | 3- Barry Simpson |
| 500cc (2nd) | RH Sidecars | 500cc (First) |
| 1- Robert Price | 1- Reg Blackbourn & Colin Blackbourn | 1- Robert Price |
| 2- Ricky Scarboro | ANOther | 2- Barry Simpson |
| 3- Barry Simpson | ANOther | 3- Vincent Clarricoats |
| Up to 350cc | ||
| Not Known |