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Re: [Mgs] Moss Motors clutch master cylinder brake fluid

To: mglist <mgs@autox.team.net>
Subject: Re: [Mgs] Moss Motors clutch master cylinder brake fluid
From: Max Heim <mvheim@sonic.net>
Date: Wed, 30 Aug 2023 10:59:57 -0700
Delivered-to: mharc@autox.team.net
Delivered-to: mgs@autox.team.net
References: <1328988851.81616707.1693413015193.JavaMail.zimbra@epbfi.com>
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That looks like the one I installed, and it=E2=80=99s fine. Although I =
use DOT 4 Castrol LMA fluid, exclusively.

(DOT 4 has a higher boiling point than DOT 3, but is otherwise =
compatible. DOT 5 is the incompatible silicone fluid).

--
Max Heim
'66 MGB


> On Aug 30, 2023, at 9:30 AM, wkilleffer@epbfi.com wrote:
>=20
> Hello everyone,
>=20
> I'm about to replace the clutch hydraulics on my 1974 MGB. I did this =
one other time a few years ago and used a master cylinder from a company =
in Knoxville, TN. One problem I had with it was that it was hard to get =
its cap off without first removing the cap on the brake master cylinder. =
The new cylinder from Moss appears that it won't have that issue. It's =
this one under 180-697: =
https://mossmotors.com/180-697-clutch-master-cylinder-replacement-3-4-bore=
 =
<https://mossmotors.com/180-697-clutch-master-cylinder-replacement-3-4-bor=
e>
>=20
> The problem is that there's no label on the cylinder stating whether =
or not it's DOT 3 compliant. The brake master I installed =
(https://mossmotors.com/180-767-brake-master-cylinder-aftermarket)  =
<https://mossmotors.com/180-767-brake-master-cylinder-aftermarket>is an =
aftermarket replacement from Moss, and it's labeled as DOT 3 compliant. =
I'm under the impression that most parts sold in the US are supposed to =
be that way, and have also been told that these new cylinders use a =
synthetic rubber that the old original cylinders didn't have, so the =
fluid is less mission critical and shouldn't cause the rubber parts to =
deteriorate.
>=20
> There's nothing on the Moss website saying one way or the other. Any =
thoughts?
>=20
> Thank you,
> -William Killeffer
> 1974 MGB
> 1996 Jeep Cherokee Country
> 2015 Chevrolet Sonic hatchback 1.8 5-speed
> _______________________________________________
>=20
> Mgs@autox.team.net
> Donate: http://www.team.net/donate.html
> Suggested annual donation  $12.75
>=20
> Archive: http://www.team.net/pipermail/mgs =
http://autox.team.net/archive
>=20
> Unsubscribe: =
http://autox.team.net/mailman/options/mgs/mvheim@sonic.net


--Apple-Mail=_CB5163CC-756F-4EB4-BBC6-40D4E46D3266
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<html><head><meta http-equiv=3D"Content-Type" content=3D"text/html; =
charset=3Dutf-8"></head><body style=3D"word-wrap: break-word; =
-webkit-nbsp-mode: space; line-break: after-white-space;" class=3D"">That =
looks like the one I installed, and it=E2=80=99s fine. Although I use =
DOT 4 Castrol LMA fluid, exclusively.<div class=3D""><br =
class=3D""></div><div class=3D"">(DOT 4 has a higher boiling point than =
DOT 3, but is otherwise compatible. DOT 5 is the incompatible silicone =
fluid).</div><div class=3D""><br class=3D""><div class=3D"">
--<br class=3D"">Max Heim<br class=3D"">'66 MGB

</div><div class=3D""><br class=3D"webkit-block-placeholder"></div>

<div><br class=3D""><blockquote type=3D"cite" class=3D""><div =
class=3D"">On Aug 30, 2023, at 9:30 AM, <a =
href=3D"mailto:wkilleffer@epbfi.com"; class=3D"">wkilleffer@epbfi.com</a> =
wrote:</div><br class=3D"Apple-interchange-newline"><div class=3D""><div =
class=3D""><div style=3D"font-family: arial, helvetica, sans-serif; =
font-size: 12pt;" class=3D""><div class=3D"">Hello everyone,</div><div =
class=3D""><br data-mce-bogus=3D"1" class=3D""></div><div class=3D"">I'm =
about to replace the clutch hydraulics on my 1974 MGB. I did this one =
other time a few years ago and used a master cylinder from a company in =
Knoxville, TN. One problem I had with it was that it was hard to get its =
cap off without first removing the cap on the brake master cylinder. The =
new cylinder from Moss appears that it won't have that issue. It's this =
one under 180-697:&nbsp;<a =
href=3D"https://mossmotors.com/180-697-clutch-master-cylinder-replacement-=
3-4-bore" style=3D"font-size: 12pt;" =
class=3D"">https://mossmotors.com/180-697-clutch-master-cylinder-replaceme=
nt-3-4-bore</a></div><div class=3D""><br data-mce-bogus=3D"1" =
class=3D""></div><div class=3D"">The problem is that there's no label on =
the cylinder stating whether or not it's DOT 3 compliant. The brake =
master I installed (<a =
href=3D"https://mossmotors.com/180-767-brake-master-cylinder-aftermarket"; =
style=3D"font-size: 12pt;" =
class=3D"">https://mossmotors.com/180-767-brake-master-cylinder-aftermarke=
t) </a><span style=3D"font-size: 12pt;" class=3D"">is an aftermarket =
replacement from Moss, and it's labeled as DOT 3 compliant. I'm under =
the impression that most parts sold in the US are supposed to be that =
way, and have also been told that these new cylinders use a synthetic =
rubber that the old original cylinders didn't have, so the fluid is less =
mission critical and shouldn't cause the rubber parts to =
deteriorate.</span></div><div class=3D""><br data-mce-bogus=3D"1" =
class=3D""></div><div class=3D"">There's nothing on the Moss website =
saying one way or the other. Any thoughts?</div><div class=3D""><br =
data-mce-bogus=3D"1" class=3D""></div><div class=3D"">Thank =
you,</div><div class=3D"">-William Killeffer</div><div class=3D"">1974 =
MGB</div><div class=3D"">1996 Jeep Cherokee Country</div><div =
class=3D"">2015 Chevrolet Sonic hatchback 1.8 =
5-speed</div></div></div>_______________________________________________<b=
r class=3D""><br class=3D""><a href=3D"mailto:Mgs@autox.team.net"; =
class=3D"">Mgs@autox.team.net</a><br class=3D"">Donate: =
&nbsp;$12.75<br class=3D""><br class=3D"">Archive: =
http://www.team.net/pipermail/mgs http://autox.team.net/archive<br =
class=3D""><br class=3D"">Unsubscribe: =
http://autox.team.net/mailman/options/mgs/mvheim@sonic.net<br =
class=3D""></div></blockquote></div><br class=3D""></div></body></html>=

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