360 mystery breakdown

Lol true, what sucks is I learned a lot of these things soon after the engine was assembled and running and I didn't think it was serious enough to at the very least change out the cam way back then. And get a cold-air intake. And stop trying to be a cheap-*** and run mid-grade gas when it should have had 100% premium always, at least :D

Cold dense air, hmmm..
The first post if not read a few times sounded like you hammered bolts into it without a re size, then blew the head gasket...lol.
What head gaskets did you use?
What was the cranking compression?
What was the total timing?