44 Tooth Bicycle Engine Kit The bicycle engine kit 100cc includes all the parts and accessories needed to convert a regular bike into a gasoline-powered motorcycle. Ideal to upgrade the regular bike to a motorized bicycle. Sproket :36 Tooth. 100cc Motorized Bicycle Kit This gas engine bike kit suitable for most 26" or 28' wheeled bikes with V-frame. Such as mountain bikes, road bikes, cruisers, choppers. Engine requires 8oz 2 Stroke oil per gallon of gas during Break In Period. Fuel-Efficient 100cc motorized bicycle kit. Perfect for upgrading from a regular bike to an electric bike, you can enjoy a faster ride. Low fuel consumption, 150 miles per gallon, very energy efficient and economical. Max. Load capacity:180kg(396lb),Top Speed: 48km/h. Easy to Install Bike motor kit 100cc. Comes with all needed accessories for easy installation. Equipped with detailed instructions, this instruction contains every detail of the assembly steps. Product Description: Condition:New Bore&stoke:50mmx40mm Ignition Mode:CDI Ignition Max.Power:3.2kw/5500r/min Compression ratio:6:1 Transmission ratio:18:1 Cooling:Air-cooling Starting:Kict starting Shifting way:sprocket Lubricating oil:Two-stroke machine oil Max.speed:48km/h Sparking plug:Z4C 16MMM Max.Load capacity:180kg Tank capacity:2L Fuel Type:90# Fuel consumption:5L/100km Engine type:Gasoline engine N.W :11kg G.W:12kg Ctn size:47'43'17CM