How Big Should A Dirtbike Flywheel Be For Street Riding?

How Big Should A Dirtbike Flywheel Be For Street Riding? Any converted MX bike needs at least +8 to 10oz to the flywheel. Does the diameter of a flywheel matter? Yes, the amount of flywheel effect you feel is controlled by not only the amount of flywheel weight, but also the size (diameter) of that