Portsmouth 1988
John Fisher Trophy Spring Challenge
1 May 1988 at Four Marks
| Experts | RH Sidecars (Experts) | Juniors |
| 1- Tim Fey | 1- Richard Piggott & Tony Angelico | 1- P. Salter |
| 2- Vince Kinchin | 2- Martin Heal & Kim Blackmore | 2- Justin Mitchell |
| 3- D. Perry | 3- Terry Phillips & Kevin Williams | 3- Mike Trevett |
| 350cc | Junior Sidecars (First) | 250cc |
| 1- D. Perry | 1- Mick Cave & Steve Robbins | 1- John Dormer |
| 2- Steve Carter | 2- Shane Lapham & Tim Purnell | 2- Kevin Lanchester |
| 3- Tim Fey | 3- Richard Chandler & F. Tarsell | 3- D. Perry |
| Junior Sidecars (Second) | Junior Sidecars (Third) | |
| 1- Mick Cave & Steve Robbins | 1- Mick Cave & Steve Robbins | |
| 2- Derek Fox & David Fox | 2- Derek Fox & David Fox | |
| 3- Richard Chandler & F. Tarsell | 3- Ralph Matthews & M. Bennett |
