Series 6000 land-used diesel engine is developped by Jichai with Austria AVL company and domestic well-known colleges and universities, research institutes, and by means of the latest development of internal combustion engine, through the computer aided design, simulation, finite element analysis and research on the combustion process, the crankshaft torsional vibration of engine and turbocharger matching, into the exhaust system on the basis of the simulation, optimization of design and development.The advanced technology and mature parts and components of the current international high-power internal combustion engine industry are adopted, so that the engine can not only expand the power of the original 190 series diesel engine, but also make great progress in improving the average effective pressure, reducing fuel consumption and emission, and improving the reliability and safety of use.