Engine:single cylinder,two-stroke, air cooled Bore x Stroke:40 x 34(mm) Displacement:42.7cc Maximum power:1.7kw ModelOS430Enginesingle cylinder,two-stroke, air cooledBore x Stroke40 x 34(mm)Displacement42.7ccMaximum power1.7kwShaker length(without tube)100cmThe length of the machine(without engine)2.9mDiameter of the head loop45mmCircumgyrate radius31mmDry weight(empty oil and fuel tank)16. ...