Eight-cylinder water-cooling diesel engine provided with mechanical transmission

The invention relates to an eight-cylinder water-cooling diesel engine provided with a mechanical transmission. A connecting port of the engine and the mechanical transmission is designed and the stable and reliable running and outputting of the whole engine are ensured. The diesel engine comprises an eight-cylinder water-cooling diesel engine on which a flywheel shell is mounted, wherein the flywheel shell is fixedly arranged on a cylinder body and an oil pan and is connected with the mechanical transmission. According to the eight-cylinder water-cooling diesel engine provided with the mechanical transmission, the model of 8V103E diesel engine series is widened while the multiple requirements on matching the mechanical transmission and the automatic transmission by the users are fully ensured, the product efficiency is increased and the product competitiveness is increased.