Aluminum Boat Drain Plug Repair

... a standard 1” marine plug in an aluminum boat for boat drain tube tutorial and removing the plug from inside the boat. the drain tube was. ... transom drain plug repair i would use one of the following to plug the holes below the waterline. aluminum boats; bass boats; bowrider boats; center console. From the looks of this drain plug post subject: re: drain plug on aluminum boat. posted: 30 jul 2008, 02:40 . joined: 15 may 2008, 01:52 posts: 49.