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Re: [Healeys] 4 Cylinder Woes, cont'd.

To: <healeys@autox.team.net>, Kees Oudesluijs <coudesluijs@chello.nl>
Subject: Re: [Healeys] 4 Cylinder Woes, cont'd.
From: Michael MacLean <rrengineer.mike@att.net>
Date: Tue, 27 Aug 2019 18:35:07 +0000 (UTC)
Delivered-to: mharc@autox.team.net
Delivered-to: healeys@autox.team.net
References: <c0b104ab-74d9-43c0-a4d7-f9cfafd2e8af@me.com> <665236743.2007450.1566925058920@mail.yahoo.com> <2BBA0DA1B01E4BCD86659D67FC9811E0@DavidNockHP> <3d8eab8b-9c65-7926-8087-12a3395bca2e@chello.nl> x64; rv:68.0) Gecko/20100101 Firefox/68.0
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 Possibly a bent valve stem?Mike M

    On Tuesday, August 27, 2019, 11:31:44 AM PDT, Kees Oudesluijs <coudeslu=
ijs@chello.nl> wrote: =20
=20
 =20
If it is a burnt valve it is not wise to travel any long distance as you ma=
y damage the valve seat considerably if it has non hardened seat fitted and=
, as David Nock says a cracked head may be the result. It is unlikely to be=
 rings/bore as the drop in compression is to big.=20
=20
=20
What also could be checked easily is if the crank case ventilation blows co=
nsiderably , if so it could be a hole in the piston but than again the comp=
ression would probably be lower than 25psi and a holed piston is not someth=
ing that happens often.=20
=20
=20
Burnt valves on UK cars are a regular occurrence. I have had them on the Sp=
itfire, Land Rover and on the Jensen-Healey, never on the Italian, French, =
USA, German, Japanese or Korean cars I had/have but may be I was lucky ther=
e.
=20
=20

=20
=20
Kees Oudesluijs
=20

=20
=20

=20
 Op 27-8-2019 om 20:08 schreef David Nock:
 =20
=20
  Steve, are you planning on driving the Healey to Deadwood.=C2=A0 If so I =
would not recommend to do that with a low compression. If it is a burnt val=
ve then you will greatly increase the chances of cracking the head. If it i=
s rings then you will use a lot of oil. =C2=A0 I would recommend a leak tes=
t right away. Then you can determine if the low compression is a valve prob=
lem or a ring problem. =C2=A0 =C2=A0 David Nock
 healeydoc@sbcglobal.net
 209 948 8767
 www.britishcarspecialists.com
=20
 Help us have our Founder Norman Nock inducteed into the=20
 British Sportscar Hall of Fame, You can vote for your favorites=20
 by visiting the site at.
 www.britishsportscarhalloffame.org
    =C2=A0  From: jim via Healeys  Sent: Tuesday, August 27, 2019 9:57 AM T=
o: healeys@autox.team.net ; Steven Kingsbury  Subject: Re: [Healeys] 4 Cyli=
nder Woes, cont'd.   =C2=A0    So ...Have you done a "leak-down test" to co=
nfirm where (intake/exhaust/rings) the bad one is bad? =C2=A0 Jim
  =C2=A0    On Tuesday, August 27, 2019, 3:02:14 AM UTC, Steven Kingsbury v=
ia Healeys <healeys@autox.team.net> wrote:  =C2=A0 =C2=A0    Cylinder #1=C2=
=A0=C2=A0 150 lbs Cylinder #2=C2=A0=C2=A0=C2=A0 25 lbs Cylinder #3=C2=A0=C2=
=A0 155lbs Cylinder #4=C2=A0=C2=A0 150 lbs =C2=A0 Steven Kingsbury BN1 kind=
 of   _______________________________________________
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r.mike@att.net

 =20
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<html><head></head><body><div class=3D"ydp531c0753yahoo-style-wrap" style=
=3D"font-family:times new roman, new york, times, serif;font-size:16px;"><d=
iv></div>
        <div dir=3D"ltr" data-setdir=3D"false">Possibly a bent valve stem?<=
/div><div dir=3D"ltr" data-setdir=3D"false">Mike M<br></div><div><br></div>
       =20
        </div><div id=3D"yahoo_quoted_6942185805" class=3D"yahoo_quoted">
            <div style=3D"font-family:'Helvetica Neue', Helvetica, Arial, s=
ans-serif;font-size:13px;color:#26282a;">
               =20
                <div>
                    On Tuesday, August 27, 2019, 11:31:44 AM PDT, Kees Oude=
sluijs &lt;coudesluijs@chello.nl&gt; wrote:
                </div>
                <div><br></div>
                <div><br></div>
                <div><div id=3D"yiv9638992195"><div>
    <p>If it is a burnt valve it is not wise to travel any long distance
      as you may damage the valve seat considerably if it has non
      hardened seat fitted and, as David Nock says a cracked head may be
      the result. It is unlikely to be rings/bore as the drop in
      compression is to big. <br clear=3D"none">
    </p>
    <p>What also could be checked easily is if the crank case
      ventilation blows considerably , if so it could be a hole in the
      piston but than again the compression would probably be lower than
      25psi and a holed piston is not something that happens often. <br cle=
ar=3D"none">
    </p>
    <p>Burnt valves on UK cars are a regular occurrence. I have had them
      on the Spitfire, Land Rover and on the Jensen-Healey, never on the
      Italian, French, USA, German, Japanese or Korean cars I had/have
      but may be I was lucky there.<br clear=3D"none">
    </p>
    <p><br clear=3D"none">
    </p>
    <p>Kees Oudesluijs</p>
    <p><br clear=3D"none">
    </p>
    <p><br clear=3D"none">
    </p>
    <div class=3D"yiv9638992195moz-cite-prefix">Op 27-8-2019 om 20:08 schre=
ef David
      Nock:<br clear=3D"none">
    </div>
    <blockquote type=3D"cite">
      </blockquote></div><div><div class=3D"yiv9638992195yqt8057634514" id=
=3D"yiv9638992195yqt45892"><div dir=3D"ltr">
        <div style=3D"FONT-SIZE:12pt;FONT-FAMILY:'Century';COLOR:#000000;">
          <div>Steve, are you planning on driving the Healey to
            Deadwood.&nbsp; If so I would not recommend to do that with a l=
ow
            compression. If it is a burnt valve then you will greatly
            increase the chances of cracking the head. If it is rings
            then you will use a lot of oil.</div>
          <div>&nbsp;</div>
          <div>I would recommend a leak test right away. Then you can
            determine if the low compression is a valve problem or a
            ring problem.</div>
          <div>&nbsp;</div>
          <div>&nbsp;</div>
          <div style=3D"FONT-SIZE:12pt;FONT-FAMILY:'Century';COLOR:#000000;=
">David Nock<br clear=3D"none">
            <a rel=3D"nofollow" shape=3D"rect" class=3D"yiv9638992195moz-tx=
t-link-abbreviated" ymailto=3D"mailto:healeydoc@sbcglobal.net"; target=3D"_b=
lank" href=3D"mailto:healeydoc@sbcglobal.net";>healeydoc@sbcglobal.net</a><b=
r clear=3D"none">
            209 948 8767<br clear=3D"none">
            <a rel=3D"nofollow" shape=3D"rect" class=3D"yiv9638992195moz-tx=
t-link-abbreviated" target=3D"_blank" href=3D"http://www.britishcarspeciali=
sts.com">www.britishcarspecialists.com</a><br clear=3D"none">
            <br clear=3D"none">
            Help us have our Founder Norman Nock inducteed into the <br cle=
ar=3D"none">
            British Sportscar Hall of Fame, You can vote for your
            favorites <br clear=3D"none">
            by visiting the site at.<br clear=3D"none">
            <a rel=3D"nofollow" shape=3D"rect" class=3D"yiv9638992195moz-tx=
t-link-abbreviated" target=3D"_blank" href=3D"http://www.britishsportscarha=
lloffame.org">www.britishsportscarhalloffame.org</a><br clear=3D"none">
          </div>
          <div style=3D"FONT-SIZE:small;TEXT-DECORATION:none;">
            <div style=3D"FONT:10pt tahoma;">
              <div>&nbsp;</div>
              <div style=3D"BACKGROUND:#f5f5f5;">
                <div style=3D""><b>From:</b> <a rel=3D"nofollow" shape=3D"r=
ect" title=3D"healeys@autox.team.net" ymailto=3D"mailto:healeys@autox.team.=
net" target=3D"_blank" href=3D"mailto:healeys@autox.team.net";>jim via Heale=
ys</a> </div>
                <div><b>Sent:</b> Tuesday, August 27, 2019 9:57 AM</div>
                <div><b>To:</b> <a rel=3D"nofollow" shape=3D"rect" title=3D=
"healeys@autox.team.net" ymailto=3D"mailto:healeys@autox.team.net"; target=
=3D"_blank" href=3D"mailto:healeys@autox.team.net";>healeys@autox.team.net</=
a> ;
                  <a rel=3D"nofollow" shape=3D"rect" title=3D"airtightprodu=
ctions@icloud.com" ymailto=3D"mailto:airtightproductions@icloud.com"; target=
=3D"_blank" href=3D"mailto:airtightproductions@icloud.com";>Steven Kingsbury=
</a> </div>
                <div><b>Subject:</b> Re: [Healeys] 4 Cylinder Woes,
                  cont'd.</div>
              </div>
            </div>
            <div>&nbsp;</div>
          </div>
          <div style=3D"FONT-SIZE:small;TEXT-DECORATION:none;">
            <div class=3D"yiv9638992195ydpeee23017yahoo-style-wrap" style=
=3D"FONT-SIZE:13px;FONT-FAMILY:helvetica neue, helvetica, arial, sans-serif=
;">
              <div dir=3D"ltr">So ...Have you done a
                "leak-down test" to confirm where (intake/exhaust/rings)
                the bad one is bad?</div>
              <div dir=3D"ltr">&nbsp;</div>
              <div dir=3D"ltr">Jim<br clear=3D"none">
              </div>
              <div>&nbsp;</div>
            </div>
            <div class=3D"yiv9638992195ydpe26307e9yahoo_quoted" id=3D"yiv96=
38992195ydpe26307e9yahoo_quoted_6943209134">
              <div style=3D"FONT-SIZE:13px;FONT-FAMILY:'Helvetica          =
       Neue', helvetica, arial, sans-serif;COLOR:#26282a;">
                <div>On Tuesday, August 27, 2019, 3:02:14 AM UTC, Steven
                  Kingsbury via Healeys <a rel=3D"nofollow" shape=3D"rect" =
class=3D"yiv9638992195moz-txt-link-rfc2396E" ymailto=3D"mailto:healeys@auto=
x.team.net" target=3D"_blank" href=3D"mailto:healeys@autox.team.net";>&lt;he=
aleys@autox.team.net&gt;</a>
                  wrote: </div>
                <div>&nbsp;</div>
                <div>&nbsp;</div>
                <div>
                  <div id=3D"yiv9638992195ydpe26307e9yiv2867518748">
                    <div>
                      <div>Cylinder #1&nbsp;&nbsp; 150 lbs</div>
                      <div>Cylinder #2&nbsp;&nbsp;&nbsp; 25 lbs</div>
                      <div>Cylinder #3&nbsp;&nbsp; 155lbs</div>
                      <div>Cylinder #4&nbsp;&nbsp; 150 lbs</div>
                      <div>&nbsp;</div>
                      <div>Steven Kingsbury</div>
                      <div>BN1 kind of</div>
                    </div>
                  </div>
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