World Championship of Makes: Antonio Riolo / Giuseppe Garofalo, Gigi P2. World Championship of Makes, 57th Targa Florio, Little Madonie, Sicily, Italy, 13 May 1973.
Antonio Riolo / Giuseppe Garofalo, Gigi P2. World Championship of Makes, 57th Targa Florio, Little Madonie, Sicily, Italy, 13 May 1973.