... Engine model: 168F Engine type: 4-stroke, 1- cylinder OHV Air-cooled gasoline engine Bore x stroke: 68 x 45mm Displacement: 163CC ... 66/67 66/67 67/68 Engine Type4 Stroke, Air cooled 4 Stroke, Air cooled 4 Stroke, Air cooled 4 Stroke, Air cooled4 Stroke, Air cooledDimensions L*W*H (mm) ... 69 68/72 Honda engine drawing and CE certificated 4-Stroke OHV Single Cylinder Honda Generator /gasoline generator