Engine model:gx35 Engine type: air cooling single cylinder, 4 stroke Displacement:38cc Rated power output:0.75kw/8000rpm Idling speed:2800-3200rpm Fuel mixture ratio:25:1(gasoline 25: two-cycle oil 1) Fuel tank capacity:1250ml. Pipe diameter:28mm Shaft length:1600mm Weight:7.6kg Meas:engine 270*260*360mm Shaft 1610*120*110mm