Originally Posted by
niliraga
If you have no concerns for period-correct appearances, just do it. Those 539s will give you a HUGE improvement in braking performance, to the point where you will want to be careful until used to how powerful they are compared with the old DC sidepulls.
There is no way to say if this will be true or not.
What levers does the op have?
How strong is the o.p?
What size hands?