World Championship of Makes
Giuseppe di Cristofaro (ITA) with Pietro Lo Piccolo (ITA) Scuderia Brescia Corse AMS 273 Alfa Romeo, who failed to complete a lap, lead "Bramen" (ITA) and "Jokrysa" (ITA) Scuderia Brescia Corse AMS 273 Ford who retired on the second lap.
World Championship of Makes, 57th Targa Florio, Little Madonie, Sicily, Italy, 13 May 1973.