... Strong Development ability Many Designs of scooter 1.Perfect air cool 250CC 4 stroke engine.2.Using durable ,low weight Crankshaft, ... fuel efficiency and output of powder.3.Surface of the engine:Metallic paint.Major cooling parts got polishing treatment,maximizing cooling ... Improved curve of cam,making the engine stable,durable,powerful,and of long low noise.5.Scooter Headlight Long distance and High ...