Let us know how it shoots. That's the fun part.
BTW, I didn't need to modify my ejectors at all. There must be a little play in the fit to let it handle a slightly larger case diameter.
I think that changing the barrel marking would be easiest to just change the m in .17 hmr to an o to read .17 hor
Maybe do this with a little diamond tip engraving tool. I didn't think of that earlier but that's what I would try first.
All of my favorite creatures have white bottoms.