... 4stroke 2) 5HP, 7HP &10HP 3) CE, EPA CERTIFIED diesel enginesingle-cylinder, Vertical, four-stroke, direct-injection, air cooled, ... (E)TypeSingle-cylinder, Vertical, 4-stroke, air-cooled diesel engineCombustion SystemDirect InjectionBore X Stroke (mm)70X5578X6286X7086 X72Displacement (cc ... 6.8(9.0HP)Starting SystemRecoil or Electrical StartFuel/Lub.oil0#in summer, -10# or -20# in winter light diesel ...