Coolant + Oil mixed and bubbling

[mystix]

Got the head off. Here are few pictures of the gasket and of block.

Anyone know how to read head gaskets? Where did this one fail?

Gasket (Top)

Gasket (Bottom)

Block (pictures)

 

[Bugeye-Bob]

Im I seeing things or is there a hole in a piston lol

 

[rod_costa]

Did you ever figure out what was causing the issue? I'm on my second oil cooler and multiple flushes...