Specifications:Power Type: single cylinder, 2-stroke, air-cooling gasoline engine Displacement: 72. 2cc Power: 3. 6kw/8500rpm Fuel Tank Capacity: 680ml Oil Tank Capacity: 360ml Fuel Mixture Ratio:25/1 (Gasoline 25 : Two-cycle Oil 1)Carburetor Typr: Pump-Film Type Ignition System: CDI Starting System: Automatic Recoil Hand Start Oil Feeding System: Automatic Pump With Adjuster Chain Pitch: 0.375" Chain Guage: 0.063" Standard Saw Chain: Oregen Saw Chain Standard Guide Bar Size: 20" Max cutting diameter:24''(605mm)Net Weight: 6.7kg Package Carton Size: 510 x 290 x 280mm Load Quantity: 680pcs/20ft, 1400pcs/40ft, 1620pcs/40HQ We thank you very much for your attention and look forward to your reply soon. E-mail: .cn MSN: