Ok, I undercoated the frame, and mounted the rear bumper. Rotating the mounts didn't look like it was going to work. Here are some pics.
BEFORE:
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AFTER:
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BUMPER MOUNTING:
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Relocation Plates in place
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Tacked bumper mount so i could get holes spot on.
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The lower bolt goes through the frame not just the plate so its somewhat solid.
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I bolted the plates together and drilled them so they were both the same, then welded them to the frame. Everything seems solid and straight.
Time for a green beer! Happy St Patty's day folks.