weichai wd615c series marine diesel engine has inherited the high-configure strategy of vehicle diesel engine. it is the large power and environmental protected engine with the advantages of compact structure, good-looking form, optimum dynamic and economic performance, high reliability low smoke, low noise and vibration, high speed and convenient to repair and maintain. it is the best power for ships of leisure, freshwater transportation, and fishery with the power range from 110kw to 220kw and the speed range from 1500rpm to 2100rpm, the engine can match with gearbox of 120c, 135, mb242, mb270a, 300 with ratio of 2:1—-7:1.