The Trofeo Cave di Cusa is a classic regularity race on the national calendar AciSport valid as the third round of the Italian Historic Car Regularity Championship organized by the homonymous Scuderia Automobilistica di Campobello di Mazara.
The event will take place on 19-20-21 March 2021, with the start scheduled in the central Via Garibaldi in Campobello di Mazara, the cradle of Classic Regularity, with a total distance of 186 km, which will challenge on the edge of one hundredth of a second the best national and local specialists on the 65 pressure switches placed by the organizers.