Very well done, Keif - this just happened to my B7, almost at identical mileage and with the same issues. Fortunately warranty is replacing the entire supercharger, but great to know that a full replacement is not always necessary in the future. Very nice detailed step-by-step pics and vids!
Maserati GT 4.2
Range Rover 4.4
Dodge Ram 1500
PAST: ALPINA B7, e63, e39, e39, e36