There were two races held simultaneously, Class I for Grand Prix cars over 1100cc over 22 laps, and Class II for cars and cyclecars with capacity 500–1100cc over 18 laps.
Two races took place simultaneously: Class I featured Grand Prix cars exceeding 1100cc in displacement, completing 22 laps; while Class II consisted of vehicles and lightweight cars with capacities between 500 and 1100cc, racing over 18 laps.