Check the listing for details. 29CC Gasoline Engine for RC Helicopter Model. Condition: New. Listed at 229.99 USD. DescriptionType: 2-Cycle,Single-Cylinder,Gasoline EngineBorexStroke: 36x28mmDisplacement: 29ccPower Output: 1.5/10000(kw/r/min)Direction of Rotation: Counterclockwise As Viewed From P.T.O. Shaft SideIdle Speed: 3500±150(r/min)Lubricant: Two stroke engine oil or FC oilFuel mixture ratio: The engine runs 15 hours 20:1,Over 15 hours 25~30:1Spark plug gap: 0.4~0.7mmExhaust direction: Exhaust on the left side From P.T.O.Shaft SideDry Weight: 1.86kgDimensions: 170x190x215mm Please check the pictures before buy it. It is the customer's responsibility to make sure this is the correct products for their unit. Payment We accept PayPal only. Payment must be completed within 3 days after your purchase. Warranty We have the great confidence with the quality of our products. we are offering you with 30 days money back guarantee and 3 months warranty time for the products you purchase in our store. Return policy 1. If you are not satisfied with my item, please contact me to get a return address. Buyer pay return postage. we will do part refund when received your return thanks. 2. If the products are damaged on the way or defective, please send problem description or take picture about problem to me by eBay message, we will check the question and solve it for you ASAP, thank you. 3. Buyer is responsible for checking correct products, if buyer bought wrong item, buyer is responsible for return and exchange postage or our refund don't include postage, thanks. Contact usHave any further question, please feel free to contact us, thanks.