junkyard 396ss coolant advice/welding

[Warwick Anderson]

you can even buy electrodes now that will let you weld cast with out pre
heating. though when I used them they were very hard to get a good
penetration in the weld.
----- Original Message -----
From: "David Hunt" <bamainc at home.com>
To: <diy_efi at diy-efi.org>
Sent: Wednesday, August 29, 2001 12:17 PM
Subject: Re: junkyard 396ss coolant advice


> Before you welders say that ain't possible,  the technique is to preheat
the
> cast metal to about 800 degrees and it will weld!  You CAN repair cast
iron
> blocks, heads and other deivces.  It is possible (I don't know) that
Smokey
> created the process.
>
> dh
>
>
>
> ----- Original Message -----
> From: "Barry Tisdale" <btisdale at cybersol.com>
> To: <diy_efi at diy-efi.org>
> Sent: Tuesday, August 28, 2001 5:33 PM
> Subject: Re: junkyard 396ss coolant advice
>
>
> > Ol' Smokey Yunick built some engines & heads w/ this in mind.  He'd saw
> the
> > block/head apart, fit copper tubes inside to direct the water where
> needed,
> > weld it back together & refinish it in 'raw cast iron' look to hide the
> > welds.  Now that is going to a *lot* of trouble, but it worked very
well.
> >
> > Barry
> >
> > At 03:50 PM 8/28/00 -0400, you wrote:
> > >The coolant is exposed to temps in the range of 500dF around the
exhuast
> > >valve seat / guide areas (SBC, at about 1 HP/CID).  It is real easy to
> flash
> > >the coolant into steam in those areas.
>
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