Aluminum saildrive anode suitable for Yanmar SD20, SD30, SD31, SD40 and SD50 saildrives . Designed to help protect your saildrive against galvanic corrosion and premature wear. Regular replacement of sacrificial anodes helps prevent damage to expensive saildrive components. Suitable for boats operating in salt water and brackish water environments . Supplied including mounting bolts for easy installation. Suitable for Yanmar SD20 Saildrive Yanmar SD30 Saildrive Yanmar SD31 Saildrive Yanmar SD40 Saildrive Yanmar SD50 Saildrive OEM / Reference Numbers Yanmar OEM 196440-02660 196450-02501 Equivalent Numbers CM19644002660KITZ CM19644002660KITA
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