Updated - go to post #8 for details.
The 3.91 gear set arrived today - thank you Maureen @ Rogers Chevy! The diff and the gear set are headed to the mechanic tomorrow to do he swap. Then bolt her up, do the break in and let her rip! Can't wait.
Stay tuned........
Here's a funny: The wife came in from the garage today and asked "why is your engine laying on your workbench?"
