I use Tom Wesenberg voltage reg, his is fool proof ,if the generator should go open circuit the voltage will remain low, not going into a self destruct high voltage runaway.
This is one of those times when a block of wood and a very large whammer is your friend
I had one stuck so tight that i had to take out the three bolts , then...
In the case of the ModelA,the revised rear brakes came with a stepped drum to accomodate the emergency brake band. The early models simply picked up the service brake with the hand brake lever. As for the 32 maybe some one left them off.