2 stroke 80cc bike gas engine kit electric start motorized bicycle kit

80cc Bike Bicycle Motorized 2 Stroke Gas Motor Engine Kit Electric Start Set
Features??
100%Brand New and High Quality
Two startup methods, convenient and quick
Max Speed can reach 40km/h as fast as a motorcycle or scooter
Super fuel-efficient, only consuming 2-2.5 liter fuel per 100km
Good for speeding up your bike and improving its general performance
Comes with all needed hardware for easy installation
Specifications:
Engine Type: 80cc, 2 stroke Single Cylinder
Ignition: CDI
Fuel Ratio: 25:1
Driving Ratio: 18:1
Max.Speed: 40Km/h
Compression Ratio??7.5??1
Start method??Electric or Pull
Suitable for: 26″ / 28″ Bicycle
Cooling Mode:Natural Air Cooling
Power: 3KW/5000rpm (4 Horsepower)
Lubrication Oil: Motorcycle Synthetic 2 Stroke Oil
Fuel Consumption: 2-2.5L/100Km(Standard:20-25km/h)
Mixing Ratio of Fuel and Engine Oil: 16:1 for Break Period(First 300 Miles), 20: 1 after

Package Includes(as picture shows):
A bag of tools, 3L fuel tank,
exhaust pipe,
Exhaust pipe clip,
chain cover, guide wheel,
415 chain, 48 tooth sprocket,
throttle cable, A set of throttle handle, combination switch,
Battery box (not including battery), a set of widened pedal cranks,
Accessories screw pack,
integrated igniter, voltage regulator,
Start relay, carburetor, oil pipe, manual, etc.