ENGINE BIKE 50CC SECRETS

100CC BICYCLE ENGINE Package: The four stroke engine boasts a strong three.5HP horsepower, a displacement of 100cc, a rated power of 2kw/h, and a max rotating speed of 3600RPM, which supplies you with sturdy power and accelerates your bike into a max speed of 50km/h.Some say the bike engine of the longer term is electric, and once and for all ratio