Yanmar Saildrive Zinc Anode 2-61305 Engine Collar.
Disclaimer:
This is a Non-Genuine part, Yanmar do not sell this anymore and recommend using the Aluminimum anode kit 196450-02490, once you have fitted this kit you only need part number 196450-02500 anode only.
This Zinc anode is not recommeded by Yanmar.
French Marine Motors Ltd cannot be held responsible for any corrosion damage happening to your saildrive using this anode.