[quote=Dogboy]It is likely the foam blocks inside the hull. They are located behind the centerboard trunks and are there to keep your boat afloat in case you get a hole in the hull.
You could also be hearing the centerboards banging around inside the wells. Either way, it is not a concern.
sm<!-- editby --><em>Edited by Dogboy on Jan 09, 2017 - 11:24 AM.</em><!-- end editby --> [/quote]
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