1 November 1998 at Collier Street
| Solos | RH Sidecars |
| 1- Kelvin Tatum | 1- John Halsey & Jason Glennie |
| 2- Jason Crump (Aus) | 2- Mick Turrell & Tony Baseby |
| 3- Matthias Kroger (Ger) | 3- Ivor Matthews & Symon Wall |
| 4- Simon Wigg | 4- Duncan Tolhurst & Will Jones |
| 5- Mark Loram | 5- Richard Thomas & Kevin Woodley |
| 6- Steve Schofield |
26 April 1998 at Collier Street
| RH Sidecars | 500cc | 500cc Sidecars |
| 1- John Halsey & Jason Glenie | 1- Simon Cross | 1- Marco Glorie & Harry Drenth (Hol) |
| 2- Rob Wilson & Tony Miles | 2- Neville Tatum | 2- Lester Goodwin & Clive Goodwin |
| 3- Gary Jackson & Mick Stace | 3- Tony Atkin | 3- Paul Miller & Lee Woodhams |
| 4- Tim Bennett & Steve Hargreaves | 4- Jon Underwood | 4- William Matthijssen & Ruelof Mellens (Hol) |
| 5- John Hiscock & Dave French | 5- Jason Handley | 5- Brian Palmer & Danny Hogg |
| 6- Lee Ray & Chris Wall | 6- Tommy Palmer |