1)4-Stroke Self-Walking mower 2)ET530GC1,164F, 4.0kw/3600r/min(5.5HP), 60L ... 3)With CE,GS Self-Walking mower ET530GC1Gasoline Engine 164FType OHC,4-Stroke,1-cylinder,air-coolingMax ... 85*55*51cm/pcs20'' 117pcs40'' 234pcs 4-Stroke Self-Walking mower