The 49cc Pocket Bike and Crossbike 2-stroke could offer longer durability and high performance with a sports air filter and aluminum cable . The engine is completely installed and easy to use. High-performance flat carburetor, heavy-duty clutch, alloy pull , high-pressure carbine kit; 100% new; With handle, easy to use, no need for customers to purchase separately; Specification: Ignition: CDI Single cylinder: single cylinder Stroke: two stroke Gasoline mixing ratio: 25:1 Aperture: Bore 44x34 Displacement: 49cc Cooling: air cooling Sprocket size: T8F14 teeth Air filter: self-priming Spark plug size: BM6A Compression ratio: 78:1 Maximum power: 1.46:6500 Maximum torque: 2.2/5000 Gear system: automatic separation type Lower installation distance (width): 85mm Installation distance (length): left 55mm, right 65mm Ignition: spark plug Starting : hand Fuel consumption / g (gmXh): 610 Rated power: 1.46KW ,6500r/min Lowest no-load stable speed: 2800100 Fuel Type: No.93 Start : Electric/Kick Fitment:: 49CC two-stroke ocket bike / Mini Bike / Quads / Bike / ATV or scooters. Fitment: for Pocket bike / Mini Bike / Quads / Bike / ATV /scooters. for 49cc engine motorcycle. Material:Metal+ABS colour:Red + Silver Package Contents: 1 x 49cc engine 2 x Handle Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.