... it! Here it is 2-stroke bicycle engine kitTop Quality Bicycle Engine Kit, Gas Bike Convertion Kit Specifications Bicycle Motor Kit, Motorized Bike Gas Engine, 2 stroke, 48cc/55cc/60cc/80ccModel ... . Engine type: Single cylinder, air-cooled, 2-stroke 2. Type of fuel mix: 16: 1/20: 1 3. Displacement: 48cc, 60cc, 80cc 4 ...