The FSM says the Budd rotor should not be turned at all in bold type. Most think
this is for some of the same reasons you stated. I know several people that have
owned 67-69 Imperials & have turned the rotors without problems. As you stated,
don't go below a minimum thickness.
John
Dick Benjamin wrote:
> I think if the original questioner will read his manual again, he will
> discover that the prohibition is to not turn the rotor IF it is below the
> specified minimum thickness (or in the case of drum brakes, over the
> specified maximum diameter) already.
>
> Somewhat off the point, but I strongly recommend that old car folks DO NOT
> turn their drums or rotors unless there is an ABSOLUTE necessity to do so.
> A minor score or groove will indeed some uneven braking and can cause rapid
> wear on the pads or linings until the new material conforms to the distorted
> drum or rotor, but once this break-in period is over, the brakes will feel
> and work just fine, and you've saved one of your car's precious (assuming no
> longer available) parts for another 50,000 Miles! Brake shops ALWAYS advise
> you to turn you drums or rotors, because it adds to their profit, and also
> makes for a satisfied customer because the brakes feel like new from the
> first mile - but the cost in unnecessarily ruined drums and rotors is very
> high!
>
> There is a minimum thickness for safe operation, turning them below that
> specific thickness risks brake failure due to fade and perhaps warping. The
> minimum safe thickness will be in the FSM, and is usually cast into the
> rotor/drum somewhere to warn the brake shop. No professional brake shop
> will turn a drum or rotor below that minimum, lest he open himself up to a
> monstrous liability/lawsuit, and, at least in CA, lose his garage keeper's
> license. .
>
> Dick Benjamin (who had one of those until retirement)
> ----- Original Message -----
> From: <mopar2@xxxxxxxxxx>
> To: <mailing-list@xxxxxxxxxxxxxxxx>
> Sent: Wednesday, April 17, 2002 11:21 PM
> Subject: Re: IML: '67 Imperial Parts Needed
>
> > I've mentioned that statement about not being able to turn the rotors to
> some that
> > know more then I about disk brakes & all have said this is unrealistic.
> They may need
> > to be relined sooner, but if they need to be turned to go ahead.
> > John
> >
> > ceesinfielda@xxxxxxx wrote:
> >
> > > Mark,
> > > If you find a source for new rotors, I'd appreciate
> > > knowing who and where. I need a pair for my 69 Imp
> > > and just can't seem to find any. To make matters worse
> > > the shop manual says they are not to be turned--just
> > > replaced.
> > > Thanks,
> > > Jim Truesdale
> > > > Hi,
> > > >
> > > > I am in need of a RF fender, hood, grille w/headlamp assembly (need RF
> side) and
> > > > rotors. If anyone has any of these items they'd be willing to part
> with at a
> > > > reasonable price, please let me know.
> > > >
> > > > Thanks,
> > > > Mark Harris
> > > > New Orleans
> > > >
> > > >
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