[Spridgets] Sleeving master/brake cylinders - Stainless vs. Brass
tequila.brad at gmail.com
Thu Jun 19 20:31:01 MDT 2008
If I may, I'll address each of your points..
On Thu, Jun 19, 2008 at 9:23 PM, David Riker <davriker at nwi.net> wrote:
> Every time I have had a 1275 equipped spridget with a clutch that would not
> fully disengage it was due to wear at any and all mechanical points along
> the way and never due to a failure of the master or slave cylinder.
> 1. Worn hole in top of clutch pedal
Yes, slightly worn, BUT, it was working fine BEFORE the rebuild
> 2. Worn clevis pin at clutch pedal to master cylinder push rod
> 3. Worn hole in clutch master cylinder push rod
> 4. Worn clevis pin at clutch slave cylinder
LIKE NEW, NO WEAR
> 5. Worn hole in clutch release arm
> 6. Worn bushings on clutch release arm pivot.
> 7. Worn carbon throw out bearing
> 8. Worn fingers on the clutch pressure plate
> 9. Old flex hose that "balloons" under pressure.
> These weak points all tend to wear out at the same rate, and fixing only
> one of them will not solve the problem. They must all be renewed at the
> same time.
> The slave cylinder from a 1098 is a smaller bore, and can be substituted
> for the correct one on a 1275. Because the bore is smaller, the same amount
> of pedal travel will result in more travel of the clutch release arm.
THIS WON'T WORK, AS THE LINE COMING INTO THE 1098 IS SMALLER THAN THE 1275
> David Riker
> ----- Original Message ----- From: "Guy Weller" <guy.weller at tiscali.co.uk>
> To: <Weslake1330 at aol.com>; <tequila.brad at gmail.com>; <dlh2001 at comcast.net>
> Cc: <spridgets at autox.team.net>
> Sent: Thursday, June 19, 2008 3:50 AM
> Subject: Re: [Spridgets] Sleeving master/brake cylinders - Stainless vs.
> Fitting a longer pushrod may help, but do be careful not to "overthrow"
>> clutch. That is, to overcompress the clutch cover fingers which can then
>> distort and destroy the clutch.
>> The distance that the clutch mechanism moves between fully released and
>> compressed is not actually controlled by the length of the slave pushrod,
>> but by the amount of fluid displaced when you press the pedal.
DON JULIO 1942
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