 From the mid-1950s through mid-1960s Ducati produced non-Taglioni-designed OHV singles with conventional pushrod valve operation, such as the 125 Bronco.The market was moving though, towards bigger motorcycles and Ducati's IRI management felt diversification was the only answer.Ducati made an impression at the early 1952 Milan Show, introducing the Ducati 65 TS cycle and the Cruiser, the world's first four-stroke scooter.