When your Supercharger needs rebuilding check out our service at Auto X Cooper MINI Cooper Supercharger Rebuild Service R53 M45 Eaton PTO Water Pump Super Charger After rebuilding countless units we know how to do it right and we also make parts for them as needed since no parts are made by Eaton or MINI for the M45. Protect your investment and have your M45 rebuilt right the 1st time.