... 2. 40KG metal gear steering servo 3. 15KG metal throttle servo 4. alloy diff. gear set 5, 98% alloy parts Scale 1 ... .),single cylinder,two stroke,air-cooled2,Torque :3.7N.M/10000rpm (+2mm crankshaft)3,Power:3.8K.W/10000rpm(+2mm crankshaft)4,LxWxH ... cavity)15,6V4500µA battery16,Renewable 9mm shaft17,2.4G 3 channel controller with LCD screen18,Normal tools repair bag19,Front & rear ...