... system, 4stroke. Air cooled diesel engineEngine type: single-cylinder, Vertical, four-stroke, direct-injection, air cooled,diesel engineModelDY170F(E)DY178F(E)DY186F ... (E)DY186FA(E)TypeSingle-cylinder, Vertical, 4-stroke, air-cooled diesel engineCombustion SystemDirect InjectionBore X Stroke (mm)70X5578X6286X7086 X72Displacement (cc)211296406418Engine Speed ...