My Schumacher mounts on my wedge hit the block with the through bolt on the pass side. Took a bit to figure it out but I cut the bolt down and it fit perfect. Not sure if the hemi mount is similar or not but food for thought.

An association of men who will not quarrel with one another is a thing which has never yet existed, from the greatest confederacy of nations down to a town meeting or a vestry. Thomas Jefferson