3During the break-in process, engine must running with shock absorber installed. Or the engine will be seriously damaged by vibration. 4Always stand clear of and behind the propeller; never allow anyone including yourself, to be in front of or to the sides of the propeller whe n starting or running the engine. Anyone near the engine should wear protective eyewear. Do not wear loose clothing near the engine or propeller.
Static Thrust: 26.5kg/100 meters Altitude; 23.5kg/1800 meters Altitude. Recommended Propeller: 2610; 2612; 2710; 2810. Spark Plug Type: NGK CM6. Compression Ration: 7.6 : 1. Weight of Main Engine: 2400g. Ignition Voltage: 4.8V-8.4V. 1 We accept return item(s) within 60 days after you received the item. 4 The item(s) MUST be in unused condition AND in its original packaging (cannot be glued or tampered with in any fashion).This item is in the category "Toys & Hobbies\Radio Control & Control Line\RC Model Vehicle Parts & Accs\Other RC Parts & Accs". The seller is "zy-hobby" and is located in this country: CN. This item can be shipped worldwide.