The double edge sword of VW undercoat - 75 resto update (pics)

[area53 at validpath.com (Jeff Toomasson)]

Looks good, man!  Are you sure you want to put all this work into a _track_ 
car??  ;)

JT (fiending for his mk1 to be returned from the paint shop)

> I spent my day doing this:
> 
> <http://home.cogeco.ca/~mardak/ds_stripped.jpg>
> 
> to both front sides.  After removing both fenders the other day I
> noticed a bit of surface rust in places where there was no undercoat, so I
> decided to remove all the paint and undercoating in all but the "wells"
> themselves - which look mint.  I'm very glad that I decided to do the extra
> work because this is what I found lurking underneath the rubber in one
> spot:
> <http://home.cogeco.ca/~mardak/rust1.jpg>
> 
> 
> All caused by this small area where undercoat was missing
> <http://home.cogeco.ca/~mardak/The_cause.jpg>
> 
> 
> Water was finding it's way behind the undercoat and the metal was
> rotting from the inside out.  This was the only actual rust/rot that I
> found on both sides though.  I will cut this area out, and weld in a new
> piece.  I have a bit more paint/undercoat to remove in some of the tighter
> spots (didn't have the right tool today for that) before I hit the entire
> area with some Picklex20, then primer, and then rubberized undercoat.
> 
> A shot of the perfect passenger side inner fender area after stripping:
> <http://home.cogeco.ca/~mardak/ps_stripped.jpg>
> 
> 
> Here's the tool I started to strip the undercoat and paint with:
> <http://home.cogeco.ca/~mardak/wrongtool.jpg>
> 
> 
> And here's what it looked like 5 minutes later:   :)
> <http://home.cogeco.ca/~mardak/wrongtoolafter>
> 
> 
> This wheel worked GREAT on my 4 1/2" grinder for removing any
> undercoat, paint, or surface rust:
> <http://home.cogeco.ca/~mardak/right_tool.jpg>
> 
> It made enough smoke to set my smoke alarm off though, so I ended up having
> to put a switch on the alarm.  It really made quick work of it though, and
> didn't wear down that fast either.  I used one wheel up to do both sides. 
> Depending on how masochistic I feel I may even attempt to remove all the
> undercoating on the bottom of the floor this way.  Since it's a fairly flat
> surface, it shouldn't be too difficult - time consuming and tedious, yes,
> but I used to make jewelery for a living so that ain't nothin!  :)
> 
> Tomorrow I will finish cleaning up the tigher nooks and crannies that the
> wire wheel didn't get, and start cleaning up the engine bay and rain
> tray...
> 
> Later,
> 
> Mark.
> 75 - life extension underway...
> 80 S
> 90 Audi Coupe Quattro - 10vt
> 
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