Mike, If you are still having braking issues with several miles on the Huck brakes (the shoes should match the drums by now), I suspect your issue would be related to your master cylinder.
Properly adjusted and arc-matched Huck brakes should stop on a dime (well maybe a quarter).

1952 5-window - return to "as built" condition | 1950 3100 with a 235 and a T-5 transmission