BorgWarner Super Core EFR B1 7163

7163 Aluminum Ball Bearing Turbo Assembly These are the fastest spooling EFR turbos - and fits in a small package. Ideal for small engines in single turbo configuration and stock internal or modified engines. This is an excellent turbocharger for autocross, rally, drift, road racing and street driven applications. The low inertia Gamma-Ti turbine wheel is optimally matched for maximum response and fastest spool with the FMW compressor wheel. Features - Gamma-Ti turbine wheel - Extended tip technology - Boost Control Solenoid Valve (BCSV) - Forged Milled Compressor Wheel (FMW) - Integrated Compressor Recirculation Valve (CRV) - Dual ceramic ball bearing assembly with metal cage - Compressor cover with speed sensor mounting provisions