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Re: [Healeys] Brake Fluid

To: "healeys@autox.team.net" <healeys@autox.team.net>
Subject: Re: [Healeys] Brake Fluid
From: Bob Spidell <bspidell@comcast.net>
Date: Mon, 31 Oct 2022 18:27:28 -0700
Delivered-to: mharc@autox.team.net
Delivered-to: healeys@autox.team.net
References: <CAL4ZEONCE=k7uMJWqgVZsqoN-nUatCM746sapgkvJw-RWFWSow@mail.gmail.com> <CAFBXTkL8Mxu5hz8=3j2x-jwj5vAfPZbvWXtbdup84jCLYUpG=w@mail.gmail.com> <23e661b7-7533-9e72-5d82-591741d1ad6f@optonline.net> <40c9eb9a-d256-d7a7-af13-d1c36882195e@comcast.net> <000601d8ed75$0069f450$013ddcf0$@xtra.co.nz> <PH0PR20MB4445277D156500A90B5BB7C1A5369@PH0PR20MB4445.namprd20.prod.outlook.com>
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Yeah. Forgot about that engineering faux pas.


On 10/31/2022 5:44 PM, WILLIAM B LAWRENCE wrote:
> Bob, Iâ??d say more of a problem on all of the hundreds because the 
> front bleeder screws are on the lower slave cylinders.
> ------------------------------------------------------------------------
> *From:* Healeys <healeys-bounces@autox.team.net> on behalf of Mark 
> Donaldson <ardmorebusiness@xtra.co.nz>
> *Sent:* Monday, October 31, 2022 10:06 PM
> *To:* 'Bob Spidell' <bspidell@comcast.net>; healeys@autox.team.net 
> <healeys@autox.team.net>
> *Subject:* Re: [Healeys] Brake Fluid
>
> DOT5 and DOT 5.1 are *NOT* compatible.
>
> Iâ??ve have been using Bel-Ray DOT5 SBF in my BN2 and my tri-carb since 
> 1992.
>
> Iâ??ve never had a problem.
>
> Mark
>
> Ardmore, NZ
>
> *From:*Bob Spidell <bspidell@comcast.net>
> *Sent:* Monday, 31 October 2022 5:35 PM
> *To:* healeys@autox.team.net
> *Subject:* Re: [Healeys] Brake Fluid
>
> "... There is a newer Glycol Ester DOT5 ..."
>
> I think you're referring to 'DoT5.1'  I also think it was deliberately 
> named so as to confuse the issue.
>
> On 10/30/2022 8:05 PM, Christopher Moog via Healeys wrote:
>
>     I've used both. Currently prefer DOT4.
>
>     Also everyone is speaking of DOT5 but there are now two different
>     DOT5s. The first is the older silicone based DOT5. There is a
>     newer Glycol Ester DOT5 that is compatible with DOT3 and DOT4. It
>     has a lower viscosity than the DOT3 and DOT4 so it works better in
>     some ABS systems. It also has a higher boiling point than DOT3 and
>     DOT4. Don't see an advantage in Healeys.
>
>     On 10/30/2022 10:00 PM, Alan Seigrist wrote:
>
>         The best selling point for Dot 4 is you can mix any Dot 4 or
>         even Dot 3 if you need to fill up.  As I understand it with
>         Dot 5 you should be careful to always use the same brand to
>         fill up if necessary.
>
>         Also, neither Dot 5 not Dot 4 is great for sitting a long
>         time, Dot 4 absorbs water, Dot 5 will push any water down into
>         the components.
>
>         Dot 4, if the car is not used regularly, needs to be flushed
>         every couple of years.
>
>         On Mon, Oct 31, 2022 at 5:43 AM Michael MacLean
>         <springer.mike51@gmail.com> wrote:
>
>             At this point in the restoration I have a completely
>             rebuilt brake system with all new components and tubing. 
>             Now is the time to make the decision to use DOT 4 or
>             Silicone.  What's the consensus, if there is one?
>
>             Mike MacLean
>

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    Yeah. Forgot about that engineering faux pas.<br>
    <br>
    <br>
    <div class="moz-cite-prefix">On 10/31/2022 5:44 PM, WILLIAM B
      LAWRENCE wrote:<br>
    </div>
    <blockquote type="cite"
cite="mid:PH0PR20MB4445277D156500A90B5BB7C1A5369@PH0PR20MB4445.namprd20.prod.outlook.com">
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      <div style="font-family: inherit; font-size: inherit; color:
        inherit; background-color: transparent;">
        Bob, Iâ??d say more of a problem on all of the hundreds because
        the front bleeder screws are on the lower slave cylinders.</div>
      <hr style="display:inline-block;width:98%" tabindex="-1">
      <div id="divRplyFwdMsg" dir="ltr"><font style="font-size:11pt"
          face="Calibri, sans-serif" color="#000000"><b>From:</b>
          Healeys <a class="moz-txt-link-rfc2396E" 
href="mailto:healeys-bounces@autox.team.net";>&lt;healeys-bounces@autox.team.net&gt;</a>
 on behalf of
          Mark Donaldson <a class="moz-txt-link-rfc2396E" 
href="mailto:ardmorebusiness@xtra.co.nz";>&lt;ardmorebusiness@xtra.co.nz&gt;</a><br>
          <b>Sent:</b> Monday, October 31, 2022 10:06 PM<br>
          <b>To:</b> 'Bob Spidell' <a class="moz-txt-link-rfc2396E" 
href="mailto:bspidell@comcast.net";>&lt;bspidell@comcast.net&gt;</a>;
          <a class="moz-txt-link-abbreviated" 
href="mailto:healeys@autox.team.net";>healeys@autox.team.net</a> <a 
class="moz-txt-link-rfc2396E" 
href="mailto:healeys@autox.team.net";>&lt;healeys@autox.team.net&gt;</a><br>
          <b>Subject:</b> Re: [Healeys] Brake Fluid</font>
        <div> </div>
      </div>
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          <p class="x_MsoNormal"><span
              style="font-family:&quot;Tahoma&quot;,sans-serif;
              color:#1F497D">DOT5 and DOT 5.1 are
              <b>NOT</b> compatible.</span></p>
          <p class="x_MsoNormal"><span
              style="font-family:&quot;Tahoma&quot;,sans-serif;
              color:#1F497D"> </span></p>
          <p class="x_MsoNormal"><span
              style="font-family:&quot;Tahoma&quot;,sans-serif;
              color:#1F497D">Iâ??ve have been using Bel-Ray DOT5 SBF in my
              BN2 and my tri-carb since 1992.</span></p>
          <p class="x_MsoNormal"><span
              style="font-family:&quot;Tahoma&quot;,sans-serif;
              color:#1F497D">Iâ??ve never had a problem.</span></p>
          <p class="x_MsoNormal"><span
              style="font-family:&quot;Tahoma&quot;,sans-serif;
              color:#1F497D"> </span></p>
          <p class="x_MsoNormal"><span
              style="font-family:&quot;Tahoma&quot;,sans-serif;
              color:#1F497D">Mark</span></p>
          <p class="x_MsoNormal"><span
              style="font-family:&quot;Tahoma&quot;,sans-serif;
              color:#1F497D">Ardmore, NZ</span></p>
          <p class="x_MsoNormal"><span style="color:#1F497D"> </span></p>
          <div>
            <div style="border:none; border-top:solid #E1E1E1 1.0pt;
              padding:3.0pt 0cm 0cm 0cm">
              <p class="x_MsoNormal"><b><span lang="EN-US">From:</span></b><span
                  lang="EN-US"> Bob Spidell <a class="moz-txt-link-rfc2396E" 
href="mailto:bspidell@comcast.net";>&lt;bspidell@comcast.net&gt;</a>
                  <br>
                  <b>Sent:</b> Monday, 31 October 2022 5:35 PM<br>
                  <b>To:</b> <a class="moz-txt-link-abbreviated" 
href="mailto:healeys@autox.team.net";>healeys@autox.team.net</a><br>
                  <b>Subject:</b> Re: [Healeys] Brake Fluid</span></p>
            </div>
          </div>
          <p class="x_MsoNormal"> </p>
          <p class="x_MsoNormal" style="margin-bottom:12.0pt">"... There
            is a newer Glycol Ester DOT5 ..."<br>
            <br>
            I think you're referring to 'DoT5.1'  I also think it was
            deliberately named so as to confuse the issue.<br>
            <br>
          </p>
          <div>
            <p class="x_MsoNormal">On 10/30/2022 8:05 PM, Christopher
              Moog via Healeys wrote:</p>
          </div>
          <blockquote style="margin-top:5.0pt; margin-bottom:5.0pt">
            <p class="x_MsoNormal" style="margin-bottom:12.0pt">I've
              used both. Currently prefer DOT4.<br>
              <br>
              Also everyone is speaking of DOT5 but there are now two
              different DOT5s. The first is the older silicone based
              DOT5. There is a newer Glycol Ester DOT5 that is
              compatible with DOT3 and DOT4. It has a lower viscosity
              than the DOT3 and DOT4 so it works better in some ABS
              systems. It also has a higher boiling point than DOT3 and
              DOT4. Don't see an advantage in Healeys.<br>
              <br>
            </p>
            <div>
              <p class="x_MsoNormal">On 10/30/2022 10:00 PM, Alan
                Seigrist wrote:</p>
            </div>
            <blockquote style="margin-top:5.0pt; margin-bottom:5.0pt">
              <div>
                <p class="x_MsoNormal" style="margin-bottom:12.0pt">The
                  best selling point for Dot 4 is you can mix any Dot 4
                  or even Dot 3 if you need to fill up.  As I understand
                  it with Dot 5 you should be careful to always use the
                  same brand to fill up if necessary.<br>
                  <br>
                  Also, neither Dot 5 not Dot 4 is great for sitting a
                  long time, Dot 4 absorbs water, Dot 5 will push any
                  water down into the components.<br>
                  <br>
                  Dot 4, if the car is not used regularly, needs to be
                  flushed every couple of years.<br>
                  <br>
                </p>
              </div>
              <p class="x_MsoNormal"> </p>
              <div>
                <div>
                  <p class="x_MsoNormal">On Mon, Oct 31, 2022 at 5:43 AM
                    Michael MacLean &lt;<a
                      href="mailto:springer.mike51@gmail.com";
                      moz-do-not-send="true"
                      
class="moz-txt-link-freetext">springer.mike51@gmail.com</a>&gt;
                    wrote:</p>
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                    <div>
                      <p class="x_MsoNormal">At this point in the
                        restoration I have a completely rebuilt brake
                        system with all new components and tubing.  Now
                        is the time to make the decision to use DOT 4 or
                        Silicone.  What's the consensus, if there is
                        one?</p>
                    </div>
                    <div>
                      <p class="x_MsoNormal">Mike MacLean</p>
                    </div>
                  </div>
                  <p class="x_MsoNormal"> </p>
                </blockquote>
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