S464 T-4 BILLET 64MM Universal Turbo (ATIS46483B) ATI offers a line of T-4 S400 turbos. We can also offer these turbos custom-built for your specifications. They are available with a cast or billet compressor wheel. All ATI turbos have heavy Duty 360 thrust bearings and the compressor inducer machined with a radius for optimum air flow. This is not a direct fit, but you will need an install kit for your application. Let us know if you need assistance with this. Specifications: *64mm Billet compressor *83MM turbine wheel *HD 360 degree thrust bearing *Twin hydrodynamic journal bearings *T4 twin scroll .90 A/R non-wastegated turbine housing