... 4 bolt engine(with NGK and walbro carb.),single cylinder,two stroke,air-cooled2,Torque :3.7N.M/10000rpm (+2mm crankshaft)3 ... alloy diff. gear set13,5T new upgraded knobby tyres( Generation 2)14,CNC 8mm alloy shocker15,6V4500µA battery16,Renewable 9mm ... shaft17,2.4G 3 channel controller with LCD screen18,Normal tools repair ...