... :26KW-48KW 2)speed(r/min) 1500/2000 3)Four-stroke, water-cooled, in-line, swirl combustion chambe ... 1) Engine: four-cylinder, four-stroke, in-line, water-cooling 2) Cylinder diameter: ... system, cooling fan The technical specifications as follows: YX495 Series Diesel Engine Technical specificationsmodelYX495YX495D 495ZD495PtypeFour-stroke, water-cooled, in ...