4 stroke brush cutter specification. Low noise, low energy consumption. Gasoline engine of 4 stroke brush cutter has the great quality&high efficient carburetor and air fliter, more efficient, long working life. Light weight, convenient and quick cutting. Very light and small package. 4 stroke Brush Cutter. Engine type: air-cooled, four-stroke, single cylinder gasoline. Engine power: 0.85kw/6500r/min. Carsoline/4-cycle oil mixing ratio:Gasoline. Fuel tank capacity:1000ml.