Looking for crankshaft pully with no AC belt !

[Jim Green]

Makes sense.
Jim
--- rob hod <rob3 at hod3.fsnet.co.uk> wrote:
> 
>     I don't think its a question of balance in the
> rotational sense, as you
> would apply to a roadwheel or suchlike. What is
> pertinent is that the
> balancer has sufficient mass to buffer torsional
> harmonics from the firing
> impulses.  Without sufficient mass the balancer (or
> pulley if you want to
> regard it in simple terms) can't do its job and at
> certain revs you run the
> risk of setting up a standing wave within your
> crankshaft at some spurious
> multiple of the rpm. Ping!, your crankshaft
> fractures and you 'll wish you
> hadn't sacrificed smoothness for power.
> 
> rob
> ----- Original Message ----- > --__--__--
> >
> > Message: 18
> > Date: Mon, 15 Oct 2001 13:49:38 -0700 (PDT)
> > From: Jim Green <jeg1976 at yahoo.com>
> > Subject: Re: Looking for crankshaft pully with no
> AC belt !
> > To: SIMON HOLTBY <sholtby at yahoo.co.uk>
> > Cc: quattro at audifans.com
> >
> > I don't think so, I was under the impression the
> I-5
> > was internally balanced, thus avoiding the need
> for
> > matching all the components like harmonic
> balancers
> > and flywheels.  I didn't design the thing so I
> could
> > be wrong.  Anyone know the final word?
> > Jim
> > --- SIMON HOLTBY <sholtby at yahoo.co.uk> wrote:
> > > Isnt each pully specific to its crankshaft?
> Hence
> > > you would need to change
> > > crank and pully. Think they are balanced
> together.
> > >
> > > Simon
> > >
> > >
> > >
> > >
> > >  --- Eyvind Spangen <eyvind.spangen at c2i.net>
> wrote:
> > > > On Sun, 14 Oct 2001
> > > 15:24:41 -0700 (PDT), you wrote:
> > > >
> > > > >No, I saw it, I was just curious if the made
> an
> > > early
> > > > >I-5 without AC that may have had a skinnier
> > > harmonic
> > > > >balancer on it.  All I need is about 1/2"
> more
> > > room to
> > > >
> > > > All the 10v I5 engines except the later
> (post-91)
> > > 2.3NA engines use
> > > > the same pulley..
> > > >
> > > > Maybe you could use a pulley from a 91-> euro
> Audi
> > > 80 or 100 2.3E?
> > > > They used a single, wide belt for everything,
> that
> > > pulley should be
> > > > narrower than the 3-belt regular pulley.. But
> then
> > > again, you've to
> > > > import one from Europe..
> > > >
> > > > --
> > > > Regards,
> > > > ES
> > > >
> > > >
> > >
> > >
> >
>
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