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Old 04-24-2021, 10:35 PM   #3
LS short box
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Join Date: Jun 2015
Location: Carlos MN
Posts: 818
Re: Questions for the welding pros

When we filled holes on my 68 the body shop guy had me use fiberglass filler over the welds. Then typical body filler. I then used a 2 part epoxy on the inside to make sure no moisture could come in from the back side.
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