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Opps!, sorry I used a slang word. Should have said "thou". Best oil=0Ach=
annel for conventional oil is .0015"...not microns.=0AThe synthetic oil=
leaks from the transmission and overdrive come from=0Aseepage around th=
e lockout switch, annular ring and any protruding=0Abolts that could see=
p around the threads. Conventional oil-due to its=0Alarger molecule size=
can't sneak out as easily. I only used the=0Abearing clearance as a ref=
erence to the size of oil channels found in=0Aolder engines. Sorry to of=
fend. Hank=0A=0A=09-----------------------------------------From: wartho=
dson@aol.com=0ATo: gradea1@charter.net, healeys@autox.team.net=0ACc: =0A=
Sent: Sunday January 12 2020 11:35:06AM=0ASubject: Re: [Healeys] Does sy=
nthetic oil leak more?=0A=0A What does bearing clearance have to do wit=
h oil leaks? You must=0Ahave some very precise holes in your transmissi=
on that allows only=0Asynthetic oil to escape. I am not buying that theo=
ry. Gary =0A=0A -----Original Message-----=0A From: gradea1 =0A To: '=
warthodson@aol.com' =0A Sent: Sun, Jan 12, 2020 12:19 pm=0A Subject: Re:=
[Healeys] Does synthetic oil leak more?=0A=0A Found this info by loo=
king for the molecule size of synthetic oil.=0AMost conventional oil is=
about 2 microns and that is why we set our=0Abearing clearance at .002=
to allow the oil to pass. Early machining=0Adoes not match what we have=
today with the close tolerances we can now=0Aachieve...so the finer syn=
thetic runs out. If I run Redline in my=0AHealey trans it ends up on the=
floor. Regular 30W stays in, and only=0Aleaves a quarter size puddle. U=
sed lots of good sealant but that wont=0Akeep the new oils in if they ar=
e good soldiers: "The main difference=0Abetween synthetic motor oil an=
d conventional motor oil is found in=0Atheir molecular structure. In a m=
ineral oil, the molecules come from=0Aorganic, natural materials, and as=
we know, nature isn't always=0Aconsistent. There can sometimes be a few=
oddball molecules in mineral=0Aoils. Synthetic oils [1], on the other h=
and, were created by=0Ascientists in a lab. The molecules are uniform, a=
nd they line up like=0Agood soldiers inside of your engine." See illus=
tration attached-=0AHank=0A=0A =0A=0ALinks:=0A------=0A[1]=0Ahttp=
s://auto.howstuffworks.com/under-the-hood/trends-innovations/synthetic-o=
il-technology.htm=0A
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<html><body>Opps!, sorry I used a slang word. Should have said "th=
ou". Best oil channel for conventional oil is .0015"...not microns=
.<div><br></div><div>The synthetic oil leaks from the transmission and o=
verdrive come from seepage around the lockout switch, annular ring and a=
ny protruding bolts that could seep around the threads. Conv=
entional oil-due to its larger molecule size can't sneak out as easily.=
I only used the bearing clearance as a reference to the size of oil cha=
nnels found in older engines. Sorry to offend. Hank<br><br><div class=3D=
"reply-new-signature"></div><p>-----------------------------------------=
</p>From: warthodson@aol.com<br>To: gradea1@charter.net, healeys@autox.t=
eam.net<br>Cc: <br>Sent: Sunday January 12 2020 11:35:06AM<br>Subject: R=
e: [Healeys] Does synthetic oil leak more?<br><br>=0A<div style=3D"color=
:black;font: 10pt arial;">=0A What does bearing clearance have to do wit=
h oil leaks? =0A <div>=0A You must have some very precise holes in=
your transmission that allows only synthetic oil to escape. I am not bu=
ying that theory.=0A </div>=0A <div>=0A Gary <br>=0A <br>=0A <=
br>=0A <div style=3D"font-family:arial,helvetica;font-size:10pt;color:b=
lack">=0A -----Original Message-----<br>=0A From: gradea1 <grade=
a1@charter.net><br>=0A To: 'warthodson@aol.com' <warthodson@aol=
.com><br>=0A Sent: Sun, Jan 12, 2020 12:19 pm<br>=0A Subject: R=
e: [Healeys] Does synthetic oil leak more?<br>=0A <br>=0A <div id=
=3D"yiv2284244539">=0A <div>=0A <div style=3D"margin-bottom:1em;f=
ont-size:17px;line-height:26px;color:rgb(33, 37, 41);font-family:-apple-=
system, system-ui, BlinkMacSystemFont,;">=0A Found this info by loo=
king for the molecule size of synthetic oil. Most conventional oil=
is about 2 microns and that is why we set our bearing clearance at .002=
to allow the oil to pass. Early machining does not match what we have t=
oday with the close tolerances we can now achieve...so the finer synthet=
ic runs out. If I run Redline in my Healey trans it ends up on the=
floor. Regular 30W stays in, and only leaves a quarter size puddle. Use=
d lots of good sealant but that wont keep the new oils in if they are go=
od soldiers:=0A </div>=0A <div style=3D"margin-bottom:1em;font-s=
ize:17px;line-height:26px;color:rgb(33, 37, 41);font-family:-apple-syste=
m, system-ui, BlinkMacSystemFont,;">=0A "The main difference betwee=
n synthetic motor oil and conventional motor oil is found in their molec=
ular structure. In a mineral oil, the molecules come from organic, natur=
al materials, and as we know, nature isn't always consistent. There can=
sometimes be a few oddball molecules in mineral oils. <a target=3D=
"_blank" rel=3D"noopener noreferrer" shape=3D"rect" style=3D"color:rgb(1=
1, 91, 164);text-decoration-line:none;background-color:transparent;borde=
r-bottom:2px solid rgb(221, 221, 221);" href=3D"https://auto.howstuffwor=
ks.com/under-the-hood/trends-innovations/synthetic-oil-technology.htm">S=
ynthetic oils</a>, on the other hand, were created by scientists in a la=
b. The molecules are uniform, and they line up like good soldiers inside=
of your engine."=0A </div>=0A <div class=3D"yiv2284244539recirc=
-panel yiv2284244539margin-bottom1" style=3D"margin:0px;padding:1em 0px;=
clear:left;color:rgb(33, 37, 41);font-family:-apple-system, system-ui, B=
linkMacSystemFont,;">=0A See illustration attached- Hank<br style=
=3D"clear: none;">=0A </div>=0A <br style=3D"clear: none;">=0A=
<div class=3D"yiv2284244539reply-new-signature">=0A </div>=0A =
<div class=3D"yiv2284244539yqt2045935791" id=3D"yiv2284244539yqt9445=
7">=0A <div>=0A <br>=0A </div>=0A </div>=0A </div=
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