MitsuStyle - Smoking

Well everyone I could use a little help I have a 96 talon tsi on fri last week it overboosted and started somking made some funny noises wekk i all most made it home the turbo stopped bostiong and the cat started smoking real bad. Well today I replaced the turbo with a t28 big fuel pump injectors and manifold, I got it running and well its still smoking and i mean bad. its oil not antifreez. and i opened the hood and its leaking oil out if the down pipe and also where i replaced the manifold gasket its seeping through there between the head and exhaust manifold I think i did something internally, but very wierd it runs perfect no misses and smooth, just smokes bad . any one have any ideas motor head head gasket anything at all please let me know.