Sunday 31st May
1998 saw Guardian Insurance sponsor the event. 1300 entries started from 12 start locations before finishing at Silverstone:
- Bath 1 & 2
- Brooklands 1 & 2
- Cheltenham 1 & 2
- Chester
- Ipswich
- Lytham St Annes
- Nottingham
- Silverstone
- Silverstone (Edwardian and Twenties)
