Thread: Glad I checked!
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Old 02-10-2019, 10:21 AM   #6
City: gulf coast
Country: pinellas
Join Date: Jun 2014
Posts: 2,712
What ken said. Test zinc to engine connection with an ohm meter.
You don't say if this is a new to you boat but it in not uncommon for people not as thorough as you to just shove a new zinc in while leaving the old pieces to plus up coolers.
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