... can.·Oil cooler is of plate case type.·Water pump is centrifugal type,with wax type thermostat. ... parameters of CY4102BQ Model CY4102BQ Type Vertical, in-line, water-cooled, four strokes, natural aspirated No. of cylinder- ... 63 Firing order 1-3-4-2 Emission standard Net weight 330 Overall dimension(L×W×H)mm 921× ... passenger bus ect. CY4102 Vertical, in-line, water-cooled, four strokes, natural aspirated