Those truly are the best motors around.
But if fabricating, welding, and cutting are the skills that are best needed for these motors.
But the best is not always the best for your application.
But if your looking for best motor with easy installation and reliability, go with a four stroke.
But if you provide a picture of pre- motorized bicycle, you could recive more help.
But if you do some research, you can also answer your own doubts and learn a few things about MaBs
Let us know how your build goes.
We are always interested in seeing new builds and styles.