But digging deeper into Kawasaki's history, we discovered a few cool features of this two-stroke machine ... of this Yamaha ...

Yamaha has made ... engine is a four-stroke. With its 21.9-inch seat height and 88-pound maximum rider weight, the TT-R50E ...

During the same year, Yamaha launched its first motorcycle, the YA-1, which was equipped wit... read more Since the 50cc Zuma went 4-stroke ... the need to add oil to the fuel, runs smoother ...