| CLASS |
DESCRIPTION |
| A1 |
Roadgoing Production Cars up to 1400cc |
| A2 |
Roadgoing Production Cars over 1400cc up to 2000cc |
| A2.1 |
Roadgoing Mazda MX5s up to 2000cc |
| A3 |
Roadgoing Production Cars over 2000cc |
| B1 |
Roadgoing Specialist Production Cars up to 1700cc |
| B2 |
Roadgoing Specialist Production Cars over 1700cc |
| C1 |
Modified Production Cars up to 1400cc |
| C2 |
Modified Production Cars over 1400cc up to 2000cc |
| C3 |
Modified Production Cars over 2000cc |
| D |
Modified Specialist Production Cars |
| F |
Hillclimb Supersports Cars & Sports Libre Cars up to 2000cc |
| G |
Hillclimb Supersports Cars & Sports Libre Cars over 2000cc |
| H |
Racing Cars up to 600cc |
| I |
Racing Cars over 600cc up to 1100cc |
| J |
Racing Cars over 1100 up to 1600cc (Car Engine) |
| J1 |
Formula Ford Racing Cars up to 1600cc manufactured before Jan 1st 1994 |
| J2 |
Racing Cars over 1100 up to 1600cc (Motorcycle Engine) |
| K |
Racing Cars over 1600 up to 2000cc |
| L |
Racing Cars over 2000cc |
| N |
Modified Roadgoing Hillman Imps & Model Variants up tp 1040cc and
Imp Engined Specialist Roadgoing Cars (Ginetta, Clan etc.) up to 1040cc |
| P |
Non Roadgoing Imp Engined Vehicles |
| U |
Classic Roadgoing Saloon Cars, built up to 31st December 1975 |
| V |
Classic Roadgoing Sports Cars, built up to 31st December 1975 |
| W |
Classic Race Cars, built up to 31st December 1975 |
| W2 |
Classic Race Cars, built after 31/12/75 & up to 31/12/83 |
| X |
Classic Formula Ford cars built up to 31st December 1973 |
