I could do the oil seep test, that's a good idea. Compression is good now and leak down would be compromised by blown gasket I think. I was trying to avoid pulling the engine, mainly for $ and shop space reasons, but I may have to suck it up and do it. Not sure I'm not gonna trust myself with...
Not sure how to word this, hope this is clear. I have a new to me 82 with a 350. Smokes a bit on start up but then clears up, and has lots of historical "residue" leaked oil on the sides of the block below the heads. PO says "it used oil" but that's about all I know. It has sat off and on for...