The Ducati 250 24 Horas (24 hours) is a 247 cc (15.1 cu in) single cylinder bevel drive SOHC motorcycle produced by the Spanish manufacturer MotoTrans, who were licensed by Ducati to produce motorcycles under the Ducati brand name. The model was based on the 'narrow case' Ducati 250 and produced in three series from 1966 to 1974. It was named after Ducati's successes in the 24 hours of Montjuïc endurance races. Around 2,000 machines were produced in total.