Originally Posted by
fietsbob
Just hope there is sufficient fork tip left after filing enough to make it fit..
Given it transmitting drive torque .. I wonder what else is there to take the Power, an E-wheel puts out.
a strut further up the fork leg?
What you've described is called a "torque arm." These are used to keep the axle from spinning in the dropouts.
Properly designed and installed torque arms are a very important component on most hub-motor conversions.