... engine with stable performance, and well-used in the operation Application scale: ·CY4102BQ diesel engine ... to 2-3 ton light-duty diesel vehicles. In the meantime, due to the change of ... is centrifugal type,with wax type thermostat.The main technical parameters of CY4102BQ Model CY4102BQ Type Vertical, in-line, ... m passenger bus ect. CY4102 Vertical, in-line, water-cooled, four strokes, natural aspirated