... concept, the launch of this engine meets the demand of auto market to 2-3 ton light-duty diesel vehicles. In ... main technical parameters of CY4102BQ Model CY4102BQ Type Vertical, in-line, water-cooled, four strokes, natural aspirated No. of cylinder-bore ... truck, 6-7 m passenger bus ect. CY4102 Vertical, in-line, water-cooled, four strokes, natural aspirated