I'm in the process of selling my turbo which has a .60 A/R housing and getting a bigger turbo, perferably one with the S housing / .70 A/R compressor housing. I was wondering how much more bigger it is in comparison to the .60 A/R? Because I'm not sure if I have enough room for it to clear my wastegate. There is about 5mm between the housing and the wastegate's outlet flange:

 

methinks being that close... and S-housing would hit the w/g