You can buy a brand new S400 for well under 700$ if you know where to look.
http://forcedinductions.com/productsborgwarner.htm
t4 s475 for $649
Also that's for a
83 not the 87 turbine wheel
i would rather the 83 wheel at this fueling level
I'm pointing out the difference in cost most do not look.at that the same as the upcharge for the t4
Turbo is sitting in my garage with a seized on turbine housing