Bolt hole repair in aluminum gunwales - any tips?

Ktaadn

Cadet
Joined
Jun 11, 2021
Messages
11
Hi everyone,
The prior owner of my aluminum boat (1996 Starcraft Islander 191v) had a pair of downriggers mounted on each gunwale. I don't have any use for them, so I've removed them. The gunwales are just painted aluminum - no wood core, etc.

Do you guys have any tips for plugging the bolt holes? I thought about just using some stainless steel bolts and 5200, but I'm wondering if there's a better solution. On the port side, they messed up the downrigger install and drilled several holes that weren't apparent until I removed the swivel mounts, so it's pretty unsightly.

Thanks!
 

BWR1953

Admiral
Joined
Jan 23, 2009
Messages
6,280
Hi everyone,
The prior owner of my aluminum boat (1996 Starcraft Islander 191v) had a pair of downriggers mounted on each gunwale. I don't have any use for them, so I've removed them. The gunwales are just painted aluminum - no wood core, etc.

Do you guys have any tips for plugging the bolt holes? I thought about just using some stainless steel bolts and 5200, but I'm wondering if there's a better solution. On the port side, they messed up the downrigger install and drilled several holes that weren't apparent until I removed the swivel mounts, so it's pretty unsightly.

Thanks!
I had a similar situation on my Kingfisher, including a giant hole from a PO rod holder.

The fix was simple, I fashioned a small aluminum plate that fit between the gunnel edges and covered the hole(s) and then riveted it in place. Looks factory. ;)
 

Ktaadn

Cadet
Joined
Jun 11, 2021
Messages
11
I had a similar situation on my Kingfisher, including a giant hole from a PO rod holder.

The fix was simple, I fashioned a small aluminum plate that fit between the gunnel edges and covered the hole(s) and then riveted it in place. Looks factory. ;)
That's what I'm looking for - thanks! Great idea. Way better than my random bolts. I bet I could blend it in so it would look factory too.

Why didn't I think of that..?
 
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