This one has better specs. Plus it has a V-band exhaust outlet,= much better seal, no gaskets needed.
http://www.ebay.com/itm/CXRacing-Univers...552b9ab&vxp=mtr

Air Inlet 4"
Compressed Air Outlet 2.5"
Bearing Journal Bearing
Turbine Housing Flange Standard T4
Exhaust Outlet 3” Vband
HP 300~500 WHP
Cooling Oil and Water Cooled
Working Pressure 6-25 PSI
Compressor .70 A/R
Turbine .68 A/R
Compressor Wheel 61.3 /82 mm
Turbine Wheel 62 /67.8 mm



MBHD


12 port SDS EFI