Borg Warner S200SX (70/61mm Turbine) T4 .91 A/R Turbine Housing  

Fits the subsequent turbochargers:
S200SX S246 177258, S250 177267, S251 177257, S256 177268, S257, S259

SX-E 52 Supercore 12709095019, SX-E 57 Supercore 12769095003

For turbine wheels:
70/61mm Turbine Wheel 

A/R ratio:
.91 A/R

Flange:
T4 Twin Scroll 4.21" Marmon V-Band Out

TURBINE HOUSING ONLY!