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Re: [Fot] Brakes

Subject: Re: [Fot] Brakes
From: John Styduhar <johnstydo@gmail.com>
Date: Sat, 13 Aug 2016 16:28:44 -0400
Cc: FOT list <fot@autox.team.net>
Delivered-to: mharc@autox.team.net
Delivered-to: fot@autox.team.net
References: <CAAGAaPXzCBorXZyG9Bso9aPUdc0QFSxwm0=781NkQzhi8mE4PQ@mail.gmail.com> <20160812193707.A2AF2A0053@relay.mailchannels.net>
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Sounds like the master cylinder bore is corroded and hanging up the piston.
If it is, I would ditch the aftermarket brake setup and return to OEM.

On Fri, Aug 12, 2016 at 3:37 PM, Tony Drews <tony@tonydrews.com> wrote:

> Certainly the issue is the front calipers not releasing properly, getting
> hot and boiling the brake fluid.
>
> If the master cylinder isn't fully released, it will keep pressure on the
> caliper.  I had a rubber brake link in my Miata collapse internally and
> cause this issue for a single caliper.
>
> I can't help you with the cause of the sticking, but certainly it sounds
> like the master cylinder didn't fully release either due to an internal
> issue or a linkage issue.
>
> Regards, Tony Drews
>
> At 07:07 AM 8/12/2016, McKearn McKearn wrote:
>
>> HI all.
>> =C3=82 =C3=82  Yesterday while driving the GT6 home from work I took the=
 ramp off
>> the Interstate rather briskly (as usual) and when I got to the end of th=
e
>> ramp and tried to stop I was a bit surprised to find out that I had no
>> brakes. Luckily there were no other cars in sight and I cruised through =
the
>> stop sign unnoticed.=C3=82  I then tested the brakes gently =C3=82 and w=
as able to
>> get them to work. After deciding=C3=82 it was somewhat safe to proceed I=
 drove
>> up the road only to have the front brakes grab and not release. I pulled
>> over to find smoking blue front rotors. When I opened the hood=C3=82 and=
 looked
>> around a bit=C3=82 I heard a CLICK and saw the front master cylinder mov=
e and
>> the brakes released.=C3=82 Could this just be a simple matter of one of =
the
>> master cylinders getting some corrosion inside and sticking?=C3=82  This=
 car has
>> a double master cylinder setup=C3=82  like many racecars have with willw=
ood
>> cylinders and a balance bar.=C3=82 =C3=82  It has been working flawlessl=
y for several
>> years but has been parked a lot this summer and not really driven much a=
t
>> all lately.
>> =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =
=C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=
=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =
=C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82
>> =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =
=C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82  P.J.
>> =C3=82
>> _______________________________________________
>> fot@autox.team.net
>>
>> http://www.fot-racing.com
>>
>> Donate: http://www.team.net/donate.html
>> Archive: http://www.team.net/archive
>> Forums: http://www.team.net/forums
>> Unsubscribe/Manage: http://autox.team.net/mailman/
>> options/fot/tony@tonydrews.com
>>
>
>
> _______________________________________________
> fot@autox.team.net
>
> http://www.fot-racing.com
>
> Donate: http://www.team.net/donate.html
> Archive: http://www.team.net/archive
> Forums: http://www.team.net/forums
> Unsubscribe/Manage: http://autox.team.net/mailman/
> options/fot/johnstydo@gmail.com
>
>
>

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<div dir=3D"ltr"><div class=3D"gmail_default" style=3D"font-size:small">Sou=
nds like the master cylinder bore is corroded and hanging up the piston. If=
 it is, I would ditch the aftermarket brake setup and return to OEM.</div><=
/div><div class=3D"gmail_extra"><br><div class=3D"gmail_quote">On Fri, Aug =
12, 2016 at 3:37 PM, Tony Drews <span dir=3D"ltr">&lt;<a href=3D"mailto:ton=
y@tonydrews.com" target=3D"_blank">tony@tonydrews.com</a>&gt;</span> wrote:=
<br><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-lef=
t:1px #ccc solid;padding-left:1ex">Certainly the issue is the front caliper=
s not releasing properly, getting hot and boiling the brake fluid.<br>
<br>
If the master cylinder isn&#39;t fully released, it will keep pressure on t=
he caliper.=C2=A0 I had a rubber brake link in my Miata collapse internally=
 and cause this issue for a single caliper.<br>
<br>
I can&#39;t help you with the cause of the sticking, but certainly it sound=
s like the master cylinder didn&#39;t fully release either due to an intern=
al issue or a linkage issue.<br>
<br>
Regards, Tony Drews<br>
<br>
At 07:07 AM 8/12/2016, McKearn McKearn wrote:<br>
<blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1p=
x #ccc solid;padding-left:1ex">
HI all.<br>
=C3=82 =C3=82=C2=A0 Yesterday while driving the GT6 home from work I took t=
he ramp off the Interstate rather briskly (as usual) and when I got to the =
end of the ramp and tried to stop I was a bit surprised to find out that I =
had no brakes. Luckily there were no other cars in sight and I cruised thro=
ugh the stop sign unnoticed.=C3=82=C2=A0 I then tested the brakes gently =
=C3=82 and was able to get them to work. After deciding=C3=82 it was somewh=
at safe to proceed I drove up the road only to have the front brakes grab a=
nd not release. I pulled over to find smoking blue front rotors. When I ope=
ned the hood=C3=82 and looked around a bit=C3=82 I heard a CLICK and saw th=
e front master cylinder move and the brakes released.=C3=82 Could this just=
 be a simple matter of one of the master cylinders getting some corrosion i=
nside and sticking?=C3=82=C2=A0 This car has a double master cylinder setup=
=C3=82=C2=A0 like many racecars have with willwood cylinders and a balance =
bar.=C3=82 =C3=82=C2=A0 It has been working flawlessly for several years bu=
t has been parked a lot this summer and not really driven much at all latel=
y.<br>
=C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=
=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =
=C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=
=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =
=C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=82 =C3=
=82=C2=A0 P.J.<br>
=C3=82<br>
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</blockquote>
<br>
<br>
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</blockquote></div><br></div>

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