[mkiv] crank walk

Marshall Morgan marshall at netdoor.com
Sun Jun 26 11:35:33 CDT 2005


.. I've seen where the slave cyl/clutch pedal was adjusted out of spec, 
causing the PP to be pulled too far back and the springs on the clutch plate 
to hit the veins on the PP.  Check the clutch pedal adjustment first.

- Marshall / 98T / 94T / http://www.dudefish.com / http://www.boosttoys.com
       Check out the SF alternative - http://www.mkivforums.com

----- Original Message ----- 
From: "Jeremy Cooper" <jcoop_21 at yahoo.com>
To: "The MKIV.com National Mailing List" <mkiv at mkiv.com>
Sent: Sunday, June 26, 2005 10:51 AM
Subject: Re: [mkiv] crank walk


>
>
> I did exactly what you said and I got no movement.
> This doesn't make sense!  Although a little bit of a
> relief, I still don't understand what could be making
> the rubbing/grinding noise when the clutch pedal is
> pushed in.  Also causing rpm drop?  Is it possible
> that it could be a T/O bearing or pilot bearing?  I
> certainly hope so but I doubt it.
>
> I don't know the exact pedal pressure on my clutch but
> I know a bunch of people are using the HPF disk with
> ACT PP.  Also I heard that an unbalanced clutch could
> cause crankwalk.  I didn't know shops sold unbalanced
> clutches or that it was a good idea to have them
> balanced but who knows...
>
> I wish I knew of a good shop to take it to in Northern
> VA, I just don't trust the ones in my area, not enough
> Supra experience.
>
> feel free to chime in anyone!
>
> Thanks,
> Jeremy
> '95 RZ
>
>
>
>
> --- Harry CHILCOT <gt5champ at msn.com> wrote:
>
>>
>> Trust me, this is an issue you don't need to be
>> "guessing" about. Get a dial
>> indicator and mount the holder part on the front
>> sway bar. Attach the dial
>> itself to the holder and put it up against the crank
>> pulley.  Take a large
>> screw driver and put it behind the pulley and move
>> it towards the radiator.
>> If you have more than 15 thousandths end play
>> (movement) you got a problem.
>> Measure it several times to be sure.
>>
>> It would be helpful to know what the pedal pressure
>> is on your clutch set
>> up. Stock is 14-15Lbs.
>> I have heard of guys with clutches requiring
>> 30-35lbs. Guess what?
>>
>> Good luck with it.
>>
>> Harry
>>
>>
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>
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