Transom drain plug

Steve079

Seaman Apprentice
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Mar 7, 2012
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39
My 14ft Klamth does not have a drain plug, without a garage or carport, having to rely on a cover still allows some water inside. I want install a drain, and a garboard plug was recommended. A 1" hole, and then 3 smaller holes to secure the plug to the transom. I drilled the 1" hole, but am now having second thoughts. I/m worried that I won't be able to seal up the 3 smaller holes enough to prevent water entry. Any suggestions for a better solution?
 

GA_Boater

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May 24, 2011
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Thousands of boats use the garboard drain you describe. Use lots of marine sealant like 3M 5200 or 4200 and it won't leak.
 

Grub54891

Admiral
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Jun 17, 2012
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6,139
The absolute best way is to drill oversized, fill with epoxy mixed with cabosil. Then drill to the correct size and install the plug, with sealant. This insures water will not contact the wood in the transom. If its simply a aluminum boat, just use sealer.
 

JASinIL2006

Vice Admiral
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Feb 10, 2012
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5,713
I did just that. I used liberal amounts of JB Weld to bed the flange of the garboard, and then used stainless machine screws and nuts in the three holes. That was about 5-6 years ago and it still looks and works great.
 

Scott Danforth

Grumpy Vintage Moderator still playing with boats
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Jul 23, 2011
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Its a tinny, and based on the pics of the Klamath utility boats, etc on their web site, they show a plug

maybe they started adding them later.

however no problem adding a drain. just seal it with some 3M 5200 or 4200 or 4000UV and your good
 

Steve079

Seaman Apprentice
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Mar 7, 2012
Messages
39
Hey, thank you all. I have to admit, drilling a hole in my '74 Klamath DLX, that didn't leak at all, kind of freaked me out. Well, not kind of. A lot.
 

Scott Danforth

Grumpy Vintage Moderator still playing with boats
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get over it, drill it, seal it, go boating
 

Steve079

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Mar 7, 2012
Messages
39
"get over it, drill it, seal it, go boating"

Got it, over it. Thanks again.
 

Scott Danforth

Grumpy Vintage Moderator still playing with boats
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No problem..... it took me a week of perseverating prior to drilling all the rigging holes in my boat after restoring the hull.
 
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