Originally Posted by WRXBrakes
It's not even close to trivial and some special tools are needed for a few things.
Swapping would likely be better - find a good longblock and move your stuff over.
Do you know for sure what is bad?
she is knocking really bad, could it be something not internal to engine? maybe but it really sounds like rod knock..
but I'm going to see if i find a way to troubleshoot the knock..