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post #10 of Old 4 Weeks Ago
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Re: Anodes on Yanmar 2gmf??

Originally Posted by JimsCAL View Post
My 3GM30F (and I believe the 2GM also) has a Cu-Ni heat exchanger and has no zinc anode.
I asked the largest dealer of Yanmars on the west coast and was told there are none. The heat exchanger internals are cupronickel rather than the copper of most others so don't require an anode.
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