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Re: [Healeys] high oil consumption

To: healeys@autox.team.net, Kees Oudesluijs <coudesluijs@chello.nl>
Subject: Re: [Healeys] high oil consumption
From: jim via Healeys <healeys@autox.team.net>
Date: Tue, 17 Sep 2019 17:08:23 +0000 (UTC)
Delivered-to: mharc@autox.team.net
Delivered-to: healeys@autox.team.net
References: <1547462291.8587656.1568729776429.ref@mail.yahoo.com> <1547462291.8587656.1568729776429@mail.yahoo.com> <3c889ae8-5403-9526-7919-ed88bf4150f4@chello.nl> rv:68.0) Gecko/20100101 Firefox/68.0
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 eye-ball the tail pipe ....
jim

    On Tuesday, September 17, 2019, 2:33:44 PM UTC, Kees Oudesluijs <coudes=
luijs@chello.nl> wrote: =20
=20
 =20
I would check the crankcase ventilation first. Dismantle and see if it is b=
locked or dirty. Clean or renew and refit.=20
=20
=20
On some of the cars there is a diaphragm in the crankcase ventilation syste=
m fitted between valve cover and inlet manifold under a spring loaded disc =
that you can remove. Perhaps the diaphragm is split.
=20
=20
Also check the accuracy of the dipstick. If an engine is overfilled with oi=
l it will often consume a fair bit of oil until the oil level is normal.=20
=20
=20
If the car emits blue smoke continuously when accelerating hard: worn rings=
/pistons/bores.
=20
If the car emits blue smoke momentarily when accelerating after deceleratin=
g on the engine: worn valve guides or seals.
=20
Kees Oudesluijs
=20
=20

=20
 Op 17-9-2019 om 16:16 schreef warthodson--- via Healeys:
 =20
=20
 Our local AH club will be checking a BJ8 for high oil consumption this wee=
kend. He says it is not leaking out. We will verify that when we inspect it=
.=C2=A0 He added 8 quarts of oil on the round trip to Conclave recently (21=
00 miles total). The engine was professionally rebuilt in 2011. The engine =
builder has recently retired & moved to a Caribbean island so we cannot con=
tact him, true story. In 2012 he used 6 quarts of oil on a 5000 mile trip. =
About 2-3 years ago I checked the compression, performed a leak down test &=
 inspected the spark plugs. Every thing was in the normal range. My questio=
n is: If the engine passes all the usual tests this weekend, what are some =
of the unusual ways you have come across that could cause high oil consumpt=
ion & how would we test for them?=C2=A0=20
  Gary Hodson =20
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 =20
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<html><head></head><body><div class=3D"ydp1d13825yahoo-style-wrap" style=3D=
"font-family: Helvetica Neue, Helvetica, Arial, sans-serif; font-size: 13px=
;"><div></div>
        <div dir=3D"ltr" data-setdir=3D"false">eye-ball the tail pipe ....<=
/div><div dir=3D"ltr" data-setdir=3D"false"><br></div><div dir=3D"ltr" data=
-setdir=3D"false">jim<br></div><div><br></div>
       =20
        </div><div id=3D"ydp8f375507yahoo_quoted_9356029038" class=3D"ydp8f=
375507yahoo_quoted">
            <div style=3D"font-family:'Helvetica Neue', Helvetica, Arial, s=
ans-serif;font-size:13px;color:#26282a;">
               =20
                <div>
                    On Tuesday, September 17, 2019, 2:33:44 PM UTC, Kees Ou=
desluijs &lt;coudesluijs@chello.nl&gt; wrote:
                </div>
                <div><br></div>
                <div><br></div>
                <div><div id=3D"ydp8f375507yiv6354874183"><div>
    <p>I would check the crankcase ventilation first. Dismantle and see
      if it is blocked or dirty. Clean or renew and refit. <br clear=3D"non=
e">
    </p>
    <p>On some of the cars there is a diaphragm in the crankcase
      ventilation system fitted between valve cover and inlet manifold
      under a spring loaded disc that you can remove. Perhaps the
      diaphragm is split.<br clear=3D"none">
    </p>
    <p>Also check the accuracy of the dipstick. If an engine is
      overfilled with oil it will often consume a fair bit of oil until
      the oil level is normal. <br clear=3D"none">
    </p>
    <p>If the car emits blue smoke continuously when accelerating hard:
      worn rings/pistons/bores.</p>
    <p>If the car emits blue smoke momentarily when accelerating after
      decelerating on the engine: worn valve guides or seals.</p>
    <p>Kees Oudesluijs<br clear=3D"none">
    </p>
    <p><br clear=3D"none">
    </p>
    <div class=3D"ydp8f375507yiv6354874183moz-cite-prefix">Op 17-9-2019 om =
16:16 schreef
      warthodson--- via Healeys:<br clear=3D"none">
    </div>
    <blockquote type=3D"cite">
      </blockquote></div><div><div class=3D"ydp8f375507yiv6354874183yqt8115=
185022" id=3D"ydp8f375507yiv6354874183yqt90471"><div style=3D"color: black;=
 font-style: normal; font-weight: normal; font-stretch: normal; font-size: =
10pt; line-height: normal; font-family: arial; font-size-adjust: none;">
        <div>Our local AH club will be checking a BJ8 for high oil
          consumption this weekend. He says it is not leaking out. We
          will verify that when we inspect it.&nbsp;</div>
        <div>He added 8 quarts of oil on the round trip to Conclave
          recently (2100 miles total). The engine was professionally
          rebuilt in 2011. The engine builder has recently retired &amp;
          moved to a Caribbean island so we cannot contact him, true
          story.</div>
        <div>In 2012 he used 6 quarts of oil on a 5000 mile trip. About
          2-3 years ago I checked the compression, performed a leak down
          test &amp; inspected the spark plugs. Every thing was in the
          normal range.</div>
        <div>My question is: If the engine passes all the usual tests
          this weekend, what are some of the unusual ways you have come
          across that could cause high oil consumption &amp; how would
          we test for them?&nbsp;</div>
        <div><br clear=3D"none">
        </div>
        <div>Gary Hodson</div>
      </div></div>
      <br clear=3D"none">
      <fieldset class=3D"ydp8f375507yiv6354874183mimeAttachmentHeader"></fi=
eldset>
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</pre>
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