XSCharge™ XS650 PMA (Permanent Magnet Alternator) Kit with 200 Watt stator built specially for the Yamaha XS650.Replaces your old rotor that has failed or magnet that has weakened over time. Replaces regulator/rectifier with solid state electronics.Specifically built for the XS650. Fits 1970-79 XS650 with OEM points ignition (or cam timed ignition systems). Will also fit 1980-84 models running aftermarket cam timed ignition systems.The adapter bracket is hands down the easiest to use and best bracket available. It has the strongest rotor on the market to help with low RPM charging. The rotor hub is made with the correct keyway so there is no filing or guess work in getting the correct fit to the crankshaft. It has a plug and play voltage regulator with a battery side quick disconnect. Includes voltage regulator mounting bracket that bolts to the upper rear motor mount bolts. Everything you need including new hardware and step by step instructions. Cannot be used with factory Yamaha TCI (CDI) electronic ignition.