It's no secret that Yamaha's 125cc engine has a long, prestigious history. Rolled out shortly after the company's founding in February 1955, it powered Yamaha's first-ever motorcycle, the YA-1, to ...
They say if you can ride a 125cc two-stroke fast, you’re a darn good rider. Yamaha’s YZ125 two-stroke motocrosser isn’t the torquiest of motors, but it has a surprising amount of muscle in the top-end ...