Displacement: 58cc(2.5KW) Fuel Mixture Ratio: 25: 1 Fuel Tank Capacity: 550ml Engine Oil Tank Capacity: 260 ml Ignition Bar Size: 18''/20''/22'' Chain Pitch: 0.325''(0.058'') Cylinder Diameter: 45.2MM N. W: 7kg G. W: 9kg 1PCS(LxWxH): 48x25x30 cm 2PCSLxWxH): 54x53x32 cm