49CC 4-Stroke Gas Petrol Motorized Bike Bicycle Engine Motor Kit

This 49cc petrol gas engine kit is used to upgrade the regular bike to a motorized bike. After converting your bike, you can enjoying riding at a faster speed, which can reach 43-51km/h. It almost runs as fast as a motorcycle or scooter, making your outdoor trip more convenient. This engine kit fits most 26" or 28" bikes with V-frame.

Features:

A complete engine kit for converting your bike
Heavy duty metal engine body for added durability
Super fuel-efficient, only consuming 2.5 litre fuel per 100km
Fast and smooth, can speed up to 38km/h
Comes with all needed hardware for easy installation
Fit for most type 26" and 28" bikes, such as mountain bikes, road bikes,cruisers, choppers.
 
Specification:

Mode of Engine:142f,Single cylinder, air-cooling, 4-stroke
Bore x Stroke:41.8mm x 35.5mm（1.65 x 1.39）
Displacement: 49 cubic centimeters (2.99 cubic inches)
Rated Power:1.6Kw/7000r/min (2.1 horsepower/7000r/min)
Rated Torque:2.7Nano/4500r/min (2 Pound feet/4500r/min)
Compression Ratio:8:1
PTO shaft rotation: Counterclockwise (from the PTO axis side)
Ignition Mode:Transistor ignition
Starting system: recoil starter
Carburetor float
Lubrication system: forced splash
Speed control system: centrifugal machine
Air filter semi-dry
Size:520*280*280
Weight:14.5kg