BIKE ENGINE OIL NO FURTHER A MYSTERY

100CC BICYCLE ENGINE Package: The 4 stroke engine features a robust three.5HP horsepower, a displacement of 100cc, a rated power of 2kw/h, in addition to a max rotating speed of 3600RPM, which gives you with solid power and accelerates your bike into a max speed of 50km/h.is hooked up into the frame by The underside bracket, to the rear wheel becau