[Shotimes] CAM bearings and/or CAMs
Ian Fisher
dataflash@yahoo.com
Wed, 18 Aug 2004 13:22:39 -0700 (PDT)
Well, my very hypothetical and probably unprovable
idea was that if he was leaning the motor out in rapid
sucession, (fuel on, fuel off, fuel on, fuel off,
etc), it could have detonated if he was using bad
enough gas in a tired enough motor..Detonation can
help a rod bearing fail.
Ian
--- Ron Porter <ronporter@prodigy.net> wrote:
> For the SHOs with rev limiters intact, it hits at
> what....7,200 or so??
> That's nothing! Fuel has nothing to do with it, the
> oil pump is still
> functioning. There's no fuel when you take your foot
> off the gas and use
> engine braking to slow the car down, either. At 7K,
> the oil pressure &
> volume is at it's highest.
>
> Don't see how he could be 3 quarts low & not know
> it, as the Oil light comes
> on when you are two quarts low. Unless the light is
> burned out.
>
> Ron Porter
>
> -----Original Message-----
> From: shotimes-admin@autox.team.net
> [mailto:shotimes-admin@autox.team.net]
> On Behalf Of Ian Fisher
> Sent: Wednesday, August 18, 2004 1:05 PM
> To: Paul L Fisher; 'Johnsho92';
> shotimes@autox.team.net
> Subject: RE: [Shotimes] CAM bearings and/or CAMs
>
>
> I think that the SHO rev limiter works by cutting
> the
> fuel. If he was sitting there banging the engine off
> of the rev limiter he was in fact leaning the engine
> out when the fuel cut, letting the rev's drop, fuel
> comes in, fuel is cut, etc. It shouldn't really
> matter
> too much on an N/A car (you don't want a fuel cut
> out
> on a turbo or blower car) with a fresh motor but if
> he
> has a tired motor with bearings of questionable
> strength, hitting the rev. limiter probably didn't
> help things..
>
> FWIW
>
> I'd say rod bearings too..
>
> Ian
>
>
>
> --- Paul L Fisher <sho@paul-fisher.com> wrote:
>
> > My bet would be rod bearings. A common occurrence
> as
> > these engines get
> > older. Hitting the rev limiter doesn't cause
> damage.
> > That is what it is
> > there for. The rev limiter on these cars are for
> the
> > protection of the
> > accessories (alternator, AC compressor, PS pump),
> > the SHO engine itself can
> > go to 8,000 RPM safely.
> >
> >
> > Paul L Fisher
> >
> > 1999 Ford Taurus SHO TR 68K - Kirk'ed 2/29/04.
> >
> > - Amsoil Series 2000 0W-30
> > - Amsoil TS-124 Oiled Foam air filter
> >
> > Visit my website: http://www.paul-fisher.com
> > SHOClub Member: http://www.shoclub.com
> > Amsoil dealer: http://www.paul-fisher.com/oil
> >
> >
> > -----Original Message-----
> > From: shotimes-admin@autox.team.net
> > [mailto:shotimes-admin@autox.team.net]
> > On Behalf Of Johnsho92
> > Sent: Wednesday, August 18, 2004 9:28 AM
> > To: Kevin & Cheryl Airth; shotimes@autox.team.net
> > Subject: Re: [Shotimes] CAM bearings and/or CAMs
> >
> > You might be Right. This is what I'm hearing fom
> a
> > lot of good poeple who know their stuff. That
> > there's
> > no such thing as a CAM Bearing, just the Heads on
> > the
> > journals itself. That it's the CRANK or ROD
> > Bearing.. :(
> >
> > Are Rod bearings the next most-likely thing to go?
>
> >
> >
> > I don't know how they determined this, I think
> they
> > only doing a guessing game at this stage. Just
> by
> > listening and such.
> >
> >
> > I'll relay the message.. I have a spare engie in
> > my
> > garage. I think that's the next best thing to do.
>
> > But how much should I offer it away? how to
> > transport
> > it? How many guys to take to move that thing?
> Just
> > a
> > simply flat-bed pickup truck would do? Should I
> line
> > it?
> >
> > Oh well. Poor kid over rev.ed his engine three
> > times
> > in a row, hitting the rev-limitter, slipped off
> the
> > brake pedal and pressed the brake and gass pedal
> at
> > the same time. Turns out after the rev-limitter
> > hit
> > three times, he developed the knock. Goes home
> > right-a-way, rests the car, checks the oil, and
> it's
> > almost to the little hole on the stick. What is
> > that,
> > three quarts low or something?
> >
> > So that's the story..
> >
> > Thanks ya'll for your help and chiming in.. I'm
> > trying to help the poor kid.
> >
> >
> > -John.
> > --- Kevin & Cheryl Airth <clubairth@peoplepc.com>
> > wrote:
> >
> > > John:
> > > Who decided that it's a cam bearing? Never
> heard
> > of
> > > one going out? Sounds
> > > much more like a rod bearing?
> > > .
> > > .
> > > .
> > >
> > >
> > > > Hello,,
> > > >
> > > > I have a friend in Rockwall Texas who,
> > aparrently
> > > ran
> > > > low on oil, now has a loud knocking noise.
> > Turns
> > > > out, it's a CAM bearing, and looking for one
> or
> > > maybe
> > > > two..
> > > >
> > > >
> > > >
> > > > How much do they run?
> > > >
> > > > Where can I help him order one?
> > > >
> > > > What else could be wrong?
> > > >
> > > >
> > > >
> > > > It's been, or he has determined, that it's the
> > > bearing
> > > > between the last two cylinders on the
> > > passenger-side
> > > > closest to the firewall. I think Exhaust
> CAM.
> >
> > > Any
> > > > ideas, suggestions? Thanks. :) Appreciate all
> > the
> > > > help you can.
> > > >
> > > >
> > > >
> > > > -John
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>
>
>
>
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