I think? I fixed it.
I went at the gall with the dremel and a ball type grinding burr.
Tried to remove just the goober in there. Grind, blue. Grind, blue, etc.
A bit hard to work in a 2jt hole.
Had to grind out an area about 3/8 x3/8" around so removed maybe 10-15% of the taper.