Outboards should be protected with zinc anodes in sea water; as
aluminium anodes produce alkalinity at the cathode which can effect
the aluminium casing. Magnesium anodes are available for fresh water
environments. (See anodes with *). We can offer following equivalent anodes of Volvo Penta, Mercruiser Mercury, Johnson Evinrude OMC, Beneteau, Suzuki, Yamaha, Yanmar, Max Prop Anode, Honda and Bukh.