Camshafts are indeed cast and should not flake just chunk off if at all. A
quick oil change after warm up after cam is installed should take everything
out thats in there.
Brian
----- Original Message -----
From: "KerryPinkerton" <pinkertonk@xxxxxxxxx>
To: <mailing-list@xxxxxxxxxxxxxxxx>
Sent: Saturday, August 24, 2002 4:38 PM
Subject: Re: IML: Silver's cam
> I don't think so Mike, Cams are a funny kind of metal,
> almost cast. I was told that they just wear away to
> sludge and it's no biggie. Won't be any metal flakes
> because cast doesnt flake.
>
> Think about all the motors who have wiped a cam lobe
> and had the cam replaced and ran for miles. I wiped a
> cam on a 1 ton Dually with a 454. Dang thing was
> completely round. replaced the cam, 0 problems for
> 20K miles. It's done every day. Big block Chev** are
> known for wiping cam lobes but last forever.
>
> Someone else can talk about why cams don't produce
> sharp metal fragments.
>
> Kerryp
>
> --- Mike Pittinaro <mechimike@xxxxxxxxx> wrote:
> > > buying another used 440, I would go with the
> > partial
> > > overhaul. You keep the
> > > original engine, and you know for sure what you
> > get.
> >
> > Yeah, what I get is an 89,000 mile motor that's been
> > run on 4 cylinders for 300 miles, rubbing two ends
> > of
> > the cam together and sending metal shavings
> > throughout
> > the engine.
> >
> > I had a 140,000 mile 350 Chebby once throw a timing
> > chain. The motor ran OK before then, and after I
> > did
> > the chain (during which I removed and cleaned the
> > metal bits out of the oil pan) the engine lost
> > compression and burned oil. It still ran until I
> > gave
> > it up at 180,000, but I learned my lesson. Internal
> > failures where metal bits go flying around have a
> > tendency to wreck other parts of the engine.
> >
> > Here's my plan right now, formulated from various
> > emails, public and private, my own experience, and
> > the
> > suggestions of my mechanic here. The guy in NY
> > already has the top of the engine apart. I'll have
> > him put it back together, in the car, with a new
> > camshaft and oil pump. My parts cost should be
> > about
> > $150, labor included will bring it up to 500 or 600.
> >
> > I'm already into him for something just for tearing
> > it
> > apart, might as well get some new parts. That
> > should
> > get the car to the point where I can drive it back
> > to
> > Maryland.
> >
> > At that point, I can sit on it, move the car short
> > distances if need be, and save some money up while I
> > decide what to do. I may just put it on hold until
> > I
> > get the Satellite 360 project done, and then rebuild
> > the motor. Or, I may replace it with a 500 dollar
> > used plant, holding onto the original until I can
> > afford the time and money to rebuild it properly.
> > At
> > any rate, I'll have time and patience to make the
> > decision then.
> >
> > =====
> > --Mike Pittinaro
> >
> > "Peculiar travel suggestions are dancing lessons
> > from God."
> > --Kurt Vonnegut, "Cat's Cradle"
> >
> > __________________________________________________
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> >
> >
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