Water cooled, high speed engine, 12kW-50kw, the diesel engine is used for diesel generators, water pumps and ships Specifications:1) Cylinder numbers ... system: naturally aspirated, turbocharged, turbocharged and air inter-cooled3) Engine type: water cooling, in-line 4-stroke, Humit cylinder ... , service handbook, user's book, service parts (a set of oil filter and fuel filter), 24V electric system, ...