On my 64 SS convertible, the seams are hidden where the quarter and filler panel come together with lead. I'm preparing my car for paint and the lead filler in this area has cracked. I want to make sure that it does not crack once again after paint. What should I do? I started removing the lead figuring I would apply new lead. I now realize that I have no idea what to do or if I should even be using lead to do this. Can I use Duraglass or Bondo or something else?
pipeman
Mar 9th, 01, 5:52 AM
Duraglass is a good material for these kinds of areas. FWIW, lead is a very unstable product for auto body repair, contains acids and the materials avaliable today are by far superior to the old "lead sled" mentality.
JWagner
Mar 9th, 01, 6:56 AM
Look deeper. The lead should not crack. There may be a crack in the body metal underneath the lead. If you cover over a crack in the body, it will not matter what type of filler is doing the covering ; it will crack again.
Jimmy P
Mar 9th, 01, 7:33 AM
Good Advive from JWagner. Grind it out. Convertibles are notorious for stressing the bodies. You'll probably have to do some weld repairs and fill with Duralglass or simlar product. Even though they say their products don't shrink, they do slightly. Let it dry well for at least a week before topcoating it. Fix it right now while you have the opportunity.
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Triple Black 69 SS 396
1969
Mar 9th, 01, 10:35 AM
Thanks for the advice. It's not the lead that has cracked, it is where the lead and the filler panel come together. I've already grinded it out and all looks to be OK. Is one fiberglass reinforced filler better than another? What do the pros use on modern day cars?
ratlover
Mar 9th, 01, 11:32 AM
Guys this is more of a question cuz I plan to fill some seams on my velle to smooth things allitle and thought filling it with a weld was the best way. Grind out the old, mig it and grind it flat and skim it with a little body filler. Is that the best way? Thanks guys
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Philip Blackburn
Primer black 69 velle (far from done)
my motors done...
454-60 over
iron merlin rec port heads
Compcams promagnum rockers roller cam
.646int.653exst 280/286 w/110separation
10.25 compression
RPM airgap eagal rods
ARP bolts and studs
will run an auto
ACES # 04287
dselko
Mar 9th, 01, 5:10 PM
If you have to remove lead from a seam (or anywhere else) please do not grind it out. Lead is highly toxic and the dust from grinding or sanding will get everywhere. Also you don't want to breath this stuff. While lead is toxic to adults and builds up over time, it is poison to children. It can cause many developmentally problems. The best way to get rid of the lead is to sweat it out by gently heating it with a torch and using a wire brush to knock the soft lead out of the seam. Good luck with your project.