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Recent content by harry wall

  1. H

    3GM30 gasket corrosion

    I have a sea water cooled Yanmar 3GM30, 3 years old only 100 hrs engine run time. I replaced 2 of the 3 anodes 7 months ago (I only just discovered the third anode hidden behind the fuel pump). The previous anodes were about half corroded. A few months ago I noticed some white powdery substance...
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