... main technical parameters of CY4102BQ Model CY4102BQ Type Vertical, in-line, water-cooled, four strokes, natural aspirated No. of cylinder-bore ... Max torque/speed(N·m/r/min) 245/2200 Full load min.fuel onsumption 216 Max. idling speed 3520 Idling steady ... truck, 6-7 m passenger bus ect. CY4102 Vertical, in-line, water-cooled, four strokes, natural aspirated