Turbocharger : Garrett GT40R

Garrett GT40R turbochargers feature: dual ball bearings – fastest spool up, unmatched strength high efficiency turbine & compressor wheels – more airflow and less heat center bearing housing ports for coolant – water or oil(coolant ports not used on air-cooled 911 engine applications) Turbine housing is cast from high-nickel "Ni-Resist" material for extreme applications – ideal for air-cooled applications These incredibly efficient turbochargers are rated up to 63# airflow and support up to 730hp.  Incredible boost response, even on 7.0:1 compression 3.3L 930s! Compressor housings:  ported shroud intake, 4.0in inlet / 2.5” outlet Turbine housing:  T-04 inlet flange with 3.0" v-band outlet Polishing and/or flow polishing available for all compressor housings. Ceramic thermal barrier or cosmetic ceramic coating available for all turbine housings.