Around the Paddock and Pre-Grid
Group 5 - European Sports Cars '60-'69 under 2 litres
Group 1 - Early Production Cars
Group 7 - Small Bore Production Cars
Group 3 - FIA Sports Racing Cars
Group 4 - Big Bore Production
Groups 8 & 9 - Historic IMSA GTP and GTO Cars
Group 6 - Formula and Sports Racing Cars
Group 10 - Formula Fords 1967 - 1973
Group 2 - Formula Atlantic Cars