This here is the V6 turbo from Buick which was prepared with a rotated turbine and some mods, such as engine and electronic injection, the idea is to have more than 1100hp with a single turbo.
STL (Stereolithography, filesize: 52.8 MB), OBJ (OBJ, filesize: 52.8 MB), FBX (Autodesk FBX, filesize: 52.8 MB)