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How to remove undercoating

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CobraJet

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Jul 7, 1999, 3:00:00 AM7/7/99
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In article <gAUg3.19104$_A4.3...@news2.rdc1.on.home.com>, "Torquemonster"
<msin...@hotmail.com> wrote:

> I will keep this in consideration. I dont care so much about the existing
> paint in the engine bay but I want to make sure it doesnt go through the
> primer below that. I assume that it probably wont but I'm kinda scared. I
> will try it on a tiny spot first and see.
>
> Thanks for the tip though. I think I will end up using the ovencleaner - and
> not the environmentaly friendly one :)

Keep in mind anything strong enough to remove undercoating will dissolve
paint and primer. Aircraft paint stripper, available at auto paint supply
stores, is what is usually used on undercoating, and it will give you some
bare metal. That is just the way it is. Make sure all the residue is
scrubbed off and shoot some new primer on it before you paint.

CobraJet

>
>
> BK <m...@home.com> wrote in message news:3783fab7...@news.digital.net...
> > On Thu, 08 Jul 1999 00:47:27 GMT, "Torquemonster"
> > <msin...@hotmail.com> wrote:
> >
> > >The motor is out of my car at the moment and I wanted to take the time an
> > >clean the engine bay and re-spray it with fresh black hi-temp paint. The
> > >problem is that the car has some thick gooey (dark grey- to brown)
> > >undercoating. Its sticky and can be scraped off but its too much work.
> > >
> > >I have tried castrol superclean then hosing it off with a Karcher
> pressure
> > >washer but did very minimal damage to the undercoating. I tried Varsol /
> > >paint thinner and that works better especially if you really coat it but
> > >again its soooo much work. I spent about 6 hours today and half of it is
> > >left. There must be a better way.
> > >
> > >Anyone know of a better way? Please suggest something...
> > >
> > >
> > >Thanks
> > >
> > >
> > I've had good luck using Easy-Off oven cleaner. You have to use the
> > strong caustic one, not the environmentally friendly crap. It will
> > remove EVERYTHING in a hurry, undercoating, grease, oil, paint and
> > even the metal if you don't rinse it thoroughly. Be careful not to get
> > it on any paint or skin you want to keep.
> >
> > BK
..

Torquemonster

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Jul 8, 1999, 3:00:00 AM7/8/99
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BK

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Jul 8, 1999, 3:00:00 AM7/8/99
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On Thu, 08 Jul 1999 00:47:27 GMT, "Torquemonster"
<msin...@hotmail.com> wrote:

Torquemonster

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Jul 8, 1999, 3:00:00 AM7/8/99
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I will keep this in consideration. I dont care so much about the existing
paint in the engine bay but I want to make sure it doesnt go through the
primer below that. I assume that it probably wont but I'm kinda scared. I
will try it on a tiny spot first and see.

Thanks for the tip though. I think I will end up using the ovencleaner - and
not the environmentaly friendly one :)

BK <m...@home.com> wrote in message news:3783fab7...@news.digital.net...

Torquemonster

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Jul 10, 1999, 3:00:00 AM7/10/99
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Hmm. I was going to shoot the primer if I got to the metal. Just curious,
I've noticed differnet colored primer - RED, YELLOW, GREY. Any difference
or is it just the color. Someone told me that the grey stuff is better. Any
suggestions?

I was going to shoot the engine bay with some kind of high temp black (the
outside is black too). Probably semi gloss.

PS. I'm gonna see if I can locate the aircraft paint stripper you mentioned.
If not, then I'll resort the the ovencleaner.

Thanks :)


CobraJet wrote in message ...


>In article <gAUg3.19104$_A4.3...@news2.rdc1.on.home.com>, "Torquemonster"
><msin...@hotmail.com> wrote:
>

>> I will keep this in consideration. I dont care so much about the existing
>> paint in the engine bay but I want to make sure it doesnt go through the
>> primer below that. I assume that it probably wont but I'm kinda scared. I
>> will try it on a tiny spot first and see.
>>
>> Thanks for the tip though. I think I will end up using the ovencleaner -
and
>> not the environmentaly friendly one :)
>

> Keep in mind anything strong enough to remove undercoating will dissolve
>paint and primer. Aircraft paint stripper, available at auto paint supply
>stores, is what is usually used on undercoating, and it will give you some
>bare metal. That is just the way it is. Make sure all the residue is
>scrubbed off and shoot some new primer on it before you paint.
>
> CobraJet
>
>>
>>

>..

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