"Another few months have passed and finally some significant progress. We finally got the head gasket solution figured out."
Man, I REALLY like what you have done with that block/head interface!
That will NOT be the Achilles heel of the cylinder-sealing when you decide to try 30+ pounds of boost!
I started this turbo project of my own, to see what the pressure-limits of forced induction were with a slant six, but it looks like you may beat me to it...
You go, guy!!!! :cheers: