Gene Davis wrote:
>
> Kevin Lake wrote:
> >
> > I have never tried to weld cast iron, but I have brazed it a few times. My
> > brothers 55 had a cracked block when he bought it. My Dad drained the
> > water out, burned the paint off the area with a torch and brushed it with a
> > steel brush. He then pre-heated the area around it and used standard
> > brazing rod to fix the crack. I have also done this to a Fiat 4-cyl., and
> > a F$%d 6-cyl. Both of which are still running to the best of my knowledge
> > (8 and 12 years ago). I don't remember doing anything else to prepare it.
> > Has anybody else on the list ever used this method? Did we just get lucky
> > or is this a good method? Good luck with it, keep me posted on how it
> > comes out.
> >
> > In many places it used to be illegal to drive with your parking lights on,
> > I don't know if it still is or not, but I got a ticket in Montana in 1984
> > for it ($25.00). Just parking lights, no headlights.
> >
> > Kevin Lake 56 napco/burb GMC
> >
> > ----------
> > > From: jeastman@appliedtheory.com
> > > To: oletrucks-digest@autox.team.net
> > > Subject: [oletrucks] Water Jacket Welding; Parking/Headlights
> > > Date: Wednesday, February 10, 1999 11:33 AM
> > >
> > > Has anybody had experience getting cracks in their block welded? I've
> > got
> > > a crack in the water jacket (outside) of my block and would like to get
> > it
> > > repaired. It's got some form of putty on it that worked pretty well
> > until
> > > I put a thermostat in (a winter necessity up here in NY). I haven't had
> > > much luck with K&W block seal on other blocks, and would rather get it
> > > sealed once and done right.
> > >
> > > Trivia Question: When my headlights are on, my parking lights aren't,
> > > though my parking lights work fine w/ the parking lights only turned on.
> > > Is this the way it came out of the factory, or are they suffering from
> > the
> > > same electrical wizardry that caused the previous owner to use the horn
> > > relay as a ignition bus/voltage regulator?
> > >
> > > <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<0>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
> > > Jeremy Eastman V 315.453.2912 x354
> > > Software Engineering Group jeastman@appliedtheory.com
> > > AppliedTheory Communications http://www.appliedtheory.com
> > > oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
> > oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
> Brazing works fine most of the time, but the key to brazing and
> especially welding cast and many other metals or steels is preheating. I
> personally prefer to weld cast if possible. You can get info on proper
> procedures at a good welding supply store.
> A word of warning though, welding or brazing cast assemblies using the
> WRONG preheating methods or with NO preheat can cause the cast to crack
> in places near and far from the welding area (due to localized
> expansion) Cast iron is very brittle and will not stand this kind of
> expansion.
> Thats my 2 cents worth, as always, check local, state, federal laws.
> offer not valid in some states, dealer may retain rebate, etc.
>
> Gene Davis
> '58 GMC 100 4wd
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