Features: Dual ceramic ball bearing system provides optimal turbo response & better durability by reducing the shaft-motion 13 Blade NG Aero billet compressor wheel with extended tapered tip technology 9 Blade NG Aero Inconel 713c turbine wheel Anti-Surge ported-shroud compressor inlet, cover integrated with the speed sensor and pressure ports Water fittings included with the super core HP rated at 1150HP at flywheel Specification: Compressor Wheel: 67/102mm Compressor Housing: 0.85A/R Anti-Surge Turbine Wheel: 89/82mm