Could another possibility be a pilot bush, inside the flywheel?
Fred
----- Original Message -----
From: "Aaron Johnson" <fpspitfire37@msn.com>
To: "Gary Leroux" <geevee@shaw.ca>; <spitfires@autox.team.net>
Sent: Tuesday, April 08, 2003 11:14 PM
Subject: Re: clutch noise
> Gary,
>
> You may have gotten a bad release bearing, but I'll throw this out.
>
> Check the crankshaft end float. the squealing noise you hear may be the
> crank riding against the block with no thrust washer.i.e.: they fell out.
> It's easy enough to tell, there will be about .25-.5" of end float without
> the bearings.
>
> The other problem may be the bushing between the input shaft and the main
> shaft.that seems to be a weak spot on the spitfire transmissions.
>
> aaron
> #38 F-Prod Spitfire MkIV Oregon Region SCCA
>
>
> ----- Original Message -----
> From: "Gary Leroux" <geevee@shaw.ca>
> To: <spitfires@autox.team.net>
> Sent: 08 April, 2003 21:03
> Subject: clutch noise
>
>
> > I have a squealing noise coming from the clutch (bell housing) only when
> the
> > clutch pedal is almost depressed fully. I assumed it was the throw out
> > bearing and so I changed it. No luck, same noise. When I had the
tranny
> > removed everything seemed to be in good working order, the clutch disc
is
> new
> > and the pressure plate is nearly new. At this point I am completely
> stumped, I
> > should add that this spitfire has been a three year project for me that
I
> > towed home, so since I have not yet driven the car this strange noise
may
> have
> > always been there. This noise seems to change in pitch ( and usually
takes
> > about 5 minutes after starting the engine to start making noise) . I
have
> the
> > trans cover off and can see the throw out fork assemly securing pin
> vibrate
> > while it is noisy, but this happens only at a specific position of the
> clutch
> > pedal, about an inch from the floor. I am looking forward to all and
any
> > suggestions as I am anxious to finally get this baby on the road. This
is
> a
> > 1970 spit with a 1500 engine and trans, and in case your wondering, yes
I
> did
> > check the trans oil.
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