whats the scoop guys ??!!! whats needed to put a z6 head on a y8 block ?

if im not mistaken everything should bolt right up ?? right??

and if they do .. what needs to be done to the ecu for the engine to run correctly ?? i know of course its gonna need tunned but other than that ,, im asking like anything major .. or could i just bolt everything up like its ""suppose"" to go together ??

please help im getting a z6 turbo head built and need to know where to take this build ..