What's up Guy's? Just did a z6 head , d15b7. Block, skunk2 Manny, and a manual tranny on my ef .. got it together and it's smoking bad (white smoke) . Took the head and had valve seals and guides done.. put it back on and the same thing.. so we took it back apart and did internals on the block.. got itback together today and the same thing.. lots of smoke!! I'm at a loss and almost out of cash!!! Any help??