Engine engine model:1E43F Two-Stroke Displacement:45cc/2.70cu.in Max.engine speed:12000rpm Power rating:1.7kw/7200 Ignition System:C.D.I Fuel Mixture Ratio:(90#Gasoline 25:Two-cycle oil 1) Fuel Capacity:0.55 Liter/18.6 US fl.oz. Oil Capacity:0.26 Liter/8.8 US fl.oz. Chain Oil Pump:Automotive Gear Type: Adjustable Cutting equipment Standard Guide Bar:18in