Garden tools Engine modle: 1e34f Power type: Single cylinder.Two-stroke, air-cooling gasoline egnine Cylinderdiameter xstroke: 34mmf-28mm Ignition system: cdi Engine displacement: 25.4cc Maximum shaft brake power: 0.9kw Engine speed Maximum speed with cutting Attachment: 13000r/min Maximent idling speed: 2800r/min Minimum clictch engagement speed: 4000r/min Fuel mixture ratio:25:1(gasoline25:two-cycle oil fb 1) Chain oil: motor oil sae10w-30 Fuel tank capacity: 290ml Oil tank capacity: 160ml Guide bar size: 10"/12" Chain pitch: 1/4" Chain gauge: 0.050" G.W/n.W: 4.25/3.5kg External dimensions:lf-wf-h 270mmf-230mmf-215mm Cylinderdiameter xstroke: 34mmf-28mm G.W/n.W: 4.25/3.5kg