Yamaha - Bracket Clamp Anode Corrosion Protection Component 65W-45251-00-00. Overview. Corrosion is one of the biggest enemies of any outboard, especially when you spend time in saltwater or brackish environments. This Yamaha Bracket Clamp Anode helps protect critical engine components by sacrificing itself before corrosion can reach expensive parts of your motor. It mounts directly to the bracket clamp area where electrolysis tends to concentrate. Built to Yamaha specifications, it's designed t