... , and well-used in the operation Application scale: ·CY4102BQ diesel engine features high power index and good economy. It is the ... , water-cooled, four strokes, natural aspirated No. of cylinder-bore×stroke 4—102×118 Displacement 3.856 Type of combustion chamber Direct injection ... engine widely applied 1.5-3 tons cargo truck, 6-7 m passenger bus ect. CY4102 Vertical, in-line, water-cooled, four strokes ...