Displacement:52cc (2.2kw) Fuel Mixture Ratio:25/1 (Gasoline 25: Two-cycle Oil 1) Fuel Tank Capacity:670ml Engine Oil Tank Capacity: 350ml Ignition System: T.D.I Starting System: Automatic recoil hand starter Chain: Oregon/Carlton Guide Bar Size: 18"/20" Chain pitch:0.325" Chain sprocket:0.325"--7T G.W:9kg N.W:7kg Inner Carton dimensions(L*W*H):48*25*30cm2pcs outer carton Dimensions(L*W*H):54*53*32 G.W: 17.1kg