R53 15% Pulley Request
#36980 from Aaron Fitzsimmons · Rule change · TB 24-11 (2024-11 Fastrack)
In STU Spec Lines, Mini Cooper S SC, add to notes:
1900: "Stock supercharger pulley. 2.565 diameter."
2100: "JCW Pulley permitted. May run a 2.285 diameter pulley."