[V8Vairs] V8 Clutch effort

mike & bev mann vair65 at sisna.com
Thu Sep 20 19:16:35 EDT 2012


now you know why i suggested contacting wilwood to make sure-mike mann
(wrong most of the time)

On Thu, Sep 20, 2012 at 4:10 PM, Gary Hoffman <gnkhoffman at aol.com> wrote:

> On my MBC I went with a bigger diameter (so it moves more fluid with less
> peddle movement) but that increases the pressure one must apply to the
> peddle.
>
> Gary Hoffman
>
> Sent from my iPad
>
> On Sep 20, 2012, at 8:30 AM, "mike & bev mann" <vair65 at sisna.com> wrote:
>
> > tim-my reasoning is that if it takes x amount of force to move something
> > thru a hole (5/8) then it would take less force to move the same amount
> > thru  a larger hole(3/4). i know on mine i'm using a 3/4" mc with a slave
> > cylinder and the effort is very reasonable. contact wilwood to make sure
> > i'm right as they are great to work with-mike
> >
> > On Thu, Sep 20, 2012 at 7:34 AM, Tim Barrie <tbarrie at meritprecision.com
> >wrote:
> >
> >> Mike, would that not be going the wrong way. I would have thought that a
> >> smaller diameter master cylinder would require less pressure. Tim
> >>
> >> -----Original Message-----
> >> From: v8vairs-bounces at corvair.org [mailto:v8vairs-bounces at corvair.org]
> On
> >> Behalf Of mike & bev mann
> >> Sent: Wednesday, September 19, 2012 2:31 PM
> >> To: discussion of non-stock engines in Corvairs
> >> Subject: Re: [V8Vairs] V8 Clutch effort
> >>
> >> might want to look at a 3/4" master cylinder. should reduce the pressure
> >> some-mike mann
> >>
> >> On Wed, Sep 19, 2012 at 11:45 AM, Tim Barrie
> >> <tbarrie at meritprecision.com>wrote:
> >>
> >>> I have recently converted my Kelmark to a Porsche 915 transaxle.
> >>>
> >>> I was using a Tilton 5/8" clutch master cylinder and a hydraulic
> >> throw-out
> >>> bearing with the Kelmark. Clutch effort was heavy but not
> uncomfortable.
> >>>
> >>> I am now using the same master cylinder with a Wilwood slave cylinder
> >>> attached to the stock Porsche clutch lever on the trans. The effort now
> >> is
> >>> very heavy and uncomfortable.
> >>>
> >>> Any suggestions? Tim
> >>>
> >>>
> >>>
> >>> BTW I have the complete Kelmark kit including the Saginaw available to
> a
> >>> good home. Email if interested.
> >>>
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