... ,OHV,single cylinder,Transistor magneto, Semi-dry,oil bath,dual-filter GE177F Gasoline Engine : (1)OHV design permits low fuel consumption and ... typeAir-cooled 4-stroke,OHV25,inclined single cylinderBore×Stroke(mm)77*58Displacement(cc)270Compression ratio8.2:1Max.output hp(kw/rpm ... .1Fuel consumption325g/kw.hAir cleanerSemi-dry,oil bath,dual GE177F Gasoline Engine