The Garrett GT30R turbine housing kit (O/V T4, V-band) with a 0.63 A/R and Hi Sil finish is a replacement turbine housing option for GT30R turbocharger builds. It specifies a 0.63 A/R sizing in a V-band mounting configuration and carries Garrett’s GT30R turbine housing designation, intended for custom turbocharger assembly or repairs where that A/R and V-band connection are required.
Garrett GT30R Turbine Housing Kit O/V T4 / V-Band 0.63 A/R (Hi Sil)