Garrett GEN2 GTX Reverse Rotation Models: Turbo Model Comp. Wheel Inducer (mm) Comp. Wheel Exducer (mm) Comp. Wheel Trim Turbine Wheel Inducer (mm) Turbine Wheel Exducer (mm) Turbine Wheel Trim Bearing Type Flow Capacity GEN2 RR GTX3071R 54 71 58 60 55 84 BB 650 HP GEN2 RR GTX3076R 58 76 58 60 55 84 BB 750 HP GEN2 RR GTX3576R 58 76 58 68 62 84 BB 750 HP GEN2 RR GTX3582R 66 82 64 68 62 84 BB 850 HP GARRETT GEN2 GTX REVERSE ROTATION MODELS AVAILABLE NOW... CLICK HERE FOR MORE INFO