Water leak elsewhere? Did the head get skimmed? Take gate of and operate it with a vacuum gauge and see if it sticks anywhere? What are you controlling the wastegate with?
Even if the box has been done its not bullet proof, I had a to in one of these other day with a map on, amazing drive and be good for towing a track car
Here's a lovely pm from him Clearly your life consists of sitting on your computer posting shit on threads on this site. Your dreams clearly go no further than your starlet. If i was you i would be looking at my life a questioning what i really am doing....... Really... You have no idea