I've taken the engine apart, there were no cracks. I haven't even started it since I took it apart.
Added 1 minute later:
Maybe a nice ls would work
I'll see you at the T&T tomorrow. When I get home I'm gonna start the fox up, it should be fine. Might do a burnout in front of my house, or rev it up a little.
Added 54 seconds later:
Also, one more thing, the block will last me a little bit longer, because the owner barely ran it. He put new heads, made a few passes, and let it sit. That is, until he sold it to me.