Engine model: 1E44-5 Engine type: Air-cooled, two-stroke, single cylinder gasoline Engine power: 1.65kw/6500-7000r/min Displacement: 49cc Carburetor: Pump-film type Carsoline/2-cycle oil mixing ratio: 25: 1 Displacement: 40.2cc. Driler diameter: 100mm/150mm/200mm Fuel tank capacity: 1200ml Carton size: 6200*400*300mm(760*105*105mm)or(760*155*155mm)or(760*205*205mm) Engine N. W: 10.7/9.3kg (4.0/3.2kg)or(4.6/3.8kg)or(5.2/4.6kg).