Luca Conforti (Ducati) in Superbike;  Miroslav Popov (Aprilia) in 125 GP; Ferruccio Lamborghini (Yamaha)  600 Supersport; Fabio Massei in Stock 600  and Luca Verdini (Honda) in Stock 1000 are the winners of the fourth round of Italian Motorbike Championship hosted by Mugello Circuit.