30 July - 1st August Silverstone Classic 28 August Oulton Park 29 August Oulton Park 30 August Oulton Park 18 September Mallory Park 19 September Mallory Park 1-3 October Spa Six Hours 8-10 October Dijon Motors Cup 16 October Silverstone Finals 17 October Silverstone Finals 29-31 October Portimao Algarve Classic 6-7 November Walter Hayes Trophy Silverstone 30 July - 1st August Silverstone Classic 28 August Oulton Park 29 August Oulton Park 30 August Oulton Park 18 September Mallory Park 19 September Mallory Park 1-3 October Spa Six Hours 8-10 October Dijon Motors Cup 16 October Silverstone Finals 17 October Silverstone Finals 29-31 October Portimao Algarve Classic 6-7 November Walter Hayes Trophy Silverstone VENUE HRS DATE 70s HTC GTSR THS DSC HFF CFF CF3 / URS HF3 AUR PLUS GLT HFJ FF20 HF2 80 ’ s OTHER KEY TO RACES : HRS : Historic Road Sports 70s : 70s Road Sports HTC : Historic Touring Cars GTSR : Guards Trophy THS : Thundersports DSC : Dunlop Saloon Car Cup HFF : Historic FF1600 CFF : Classic FF1600 CF3 / URS : Classic F3 and Classic FF2000 HF3 : Historic F3 AUR / GLT : Aurora Trophy and Geoff Lees Trophy HFJ : Historic Formula Junior FF20 : Historic FF2000 HF2 : Historic F2 80s : 80s Production Cars Heri : Heritage FF1600 CC : Classic Clubmans GTSCC : GT & Sports Car Cup COB : Champion of Brands FF1600 HGPCA : Historic Grand Prix Cars Association KEY TO SHADING : HVM race meeting Other historic event HSCC Race Meetings KEY TO CHART : NC non-championship Q qualifying R race FE front-engined RE rear-engined 31 CALENDAR : 2021 THE HSCC 2021 RACING CALENDAR