8385E Ball Bearing Turbo UP to 1700HP Ball bearing system provides optimal turbo response & better durability by reducing the shaft-motion Billet Compressor Wheel with Extended Tapered Tip Technology Inconel 713c 11 Blade Turbine Wheel T4 divided Vband Flange kit for the exhaust housing included Max Engine Horsepower: 1700 Compresor Cover - Standard Turbine Housing - T4 Divided 1.28A/R Billet Compressor Wheel: 83x 110.5mm, 7+7 Blade Turbine Wheel: 85 x 89.5mm, 11 Blade Bearing System: Dual Ball Bearing (provides optimal turbo response & better durability by reducing the shaft-motion) Compressor Cover: 4.0” Hose Inlet Turbine Housing: T4 Divided 1.28A/R(4″ V-band Outlet) The internal oil feed port is 0.9mm(An oil restrictor is not needed) Oil feed fitting: 1/8-27 NPSF Oil Drain: -12AN