After a successful time in Formula Junior at the turn of the 1960s, Pirocchi participated in several non-Championship Formula One races during the 1961 season, but often failed to qualify.
Logo dun exitoso período na Fórmula Junior a principios dos anos 60, Pirocchi participou en varias carreiras fora do campionato na Fórmula Un durante a tempada de 1961, pero moitas veces non puido clasificarse.