Art.No.:1E39S-11 Single cylinder, water cooled, 2-strokes2 Rated Power? 7.3/12000 kw/r/min3 Durative Power 7.0/11500 kw/r/min4 Dverload Power 7.6/13500 kw/r/min5 Max Power? 7.3/12000 kw/r/min6 Min Fuel Consumption Rate? ??10g/kwh 7 Max Torque 5.81/12000 N.m/r/min8 Min Idle Speed 5400r/min9 Max Power10 Bore*Stroke? ?39.5*40mm11 Displacement? 49mL12 compressiom Ration 9 13 Spark Plog Type? NGK BR8ECM14 Carbvretor Type? Floats15 Gasoline and machine oil mix? connection time 25:1?? connection late time 30:116 Fuel Type? 90#~93#17 Lubricating Oil??? FC TWO STROKES ENGINE OIL? 18 Dimension? 535*345*325 mm19 Weight???? 5.7kg20 Spark Plug Clearance? 0.7~08mm21 Start??? Kick start22 Noise??? Domestic sale product: Outside the executing country standardexportation sells the product: Requires according to the merchant