link to circuit event site:
http://www.autodrom-most.cz/en/the-m...-grand-prix-1/
HGPCA – 1930–1960 front-engine Grand Prix racing cars
HGPCA – 1961–1965 rear-engine Grand Prix racing cars
FIA Lurani Trophy
Triumph Competition & British HTGT
HAIGO – touring cars, formulas