Engine: Air-cooling, two-stroke, single cylinder gasolineDisplacement: 51CCEngine power: 2.2kw/7000rpmIdle speed: 2700rpmFuel/Oil mixture ratio: 25:1Fuel tank capacity: 550mlOil tank capacity: 260mlBar size: 450/500/558mm (18"/20"/22")Chain pitch: 0.325"Machine weight: 8kgPacking size: 530*260*290mm