49cc 4-Stroke Bicycle Engine Kit, 49cc Bike Engine Kit Gas Petrol Motorized Bicycle Kit Bike Motor Kit Fits 28" V-Frame Bikes and 26" ATV Bikes

【49CC 4-STROKE ENGINE】This bicycle engine is a 4-stroke motor engine kits, includes everything a motor needs at a economic price. With this bicycle engine kit, you can change a bicycle into a motorized bicycle, you can enjoy the thrill of the road without spending money on a motorcycle or scooter.

【FITS 28"/26" BIKES】The 49cc bike engine almost runs as fast as a motorcycle or scooter, making your outdoor trip more convenient. This engine kit fits normal 28" V frame bike and 26" ATV bike, both with 28-40mm frame tube.

【STABLE MOTOR & HIGH SPPED】This 4-stroke bike motor is more stable, more reliable and quieter than the 2 stroke rivals. With powerful motor and 44 tooth 9 hole sprocket, this motor is with speed 27-32 Mph / or 43-51 Kph. With 41.8 x 36 mm bore stroke, 49 cm3 displacement, oil tank capacity 2.5l. After converting your bike, you can enjoying riding at a faster speed, which can reach 38km/H.

【PLEASE NOTE】The bicycle motor is equipped with two chains. One is inside and the other is outside. If your bike has one piece cranks you will need a European Bottom Bracket Adapter for the wide cranks to be installed.

【SHIPPING & SERVIC】We ship directly from the US warehouse. We packed the item as good as we can, if there is any any question, please feel free to contact us, and we will provide the most professional and timely service.