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It is also very hard to measure what you really need to know which is
the clearance across the parting line. Micrometers and dial bore=20
gauges to the rescue!
art de armond
From: toodamnfunky@comcast.net=20
Sent: Wednesday, September 25, 2013 5:38 PM
To: Andrew Packard=20
Cc: fot@autox.team.net ; 6pack@autox.team.net=20
Subject: Re: [Fot] [6pack] tr250 oil pressure issue
I learned to never trust plastigauge. .0005 too tight on a race motor =
and it's all over with. A street motor may not care though
but still reading plastigauge can be a matter opinion or interpretation =
instead of a hard dimension.
Whatever became of the came bearing clearance point I read about, or =
lack of cam bearings. That seemed the most plausible.
I also read something about a crack in a main casting that caused =
similar symptoms.
jim g
=20
-------------------------------------------------------------------------=
-------
From: "Andrew Packard" <apackard68@att.net>
To: 6pack@autox.team.net, fot@autox.team.net
Sent: Wednesday, September 25, 2013 3:50:26 PM
Subject: Re: [Fot] [6pack] tr250 oil pressure issue
I'm the guy with the TR250 oil pressure problem. I replaced my oil =
pressure regulator spring with a HD one. The one I took out measured =
short and the new one was longer than spec from Bentley. It helped, but =
after I got well up to temp, pressure disappeared at idle and water =
boiled over. I'm travelling for work this week, so I dropped off my car =
with my mechanic friend with a new oil pump and some plastic gauge to =
check the bearing clearance. I'll find out the status soon. This is =
more than a little frustrating with Triumphest starting next week.
Andy
From: Yahoo <brucesimms2003@yahoo.ca>
To: "6pack@autox.team.net" <6pack@autox.team.net>=20
Sent: Wednesday, September 25, 2013 8:22 AM
Subject: [6pack] tr250 oil pressure issue
Did the guy with the oil pressure issue on his new 250 motor ever get =
this
sorted? inquiring minds want to know. =20
I'm hoping to do a repeat on the
San Diego mechanic with (300,000?) miles on his 250 and never did the =
bottom
end. In the Triumph magazine article he said he just does regular oil
changes with STP. I've shaved the head and a hotter cam so I may have =
added
additional stress to the engine. my oil pressure hasn't deteriorated in =
16
years of ownerhip.
Cheers, Bruce Simms 73 tr6
________________________________________
6pack@autox.team.net
Archive: http://www.team.net/archive
Unsubscribe: =
http://autox.team.net/mailman/options/6pack/apackard68@att.net
_______________________________________________
fot@autox.team.net
http://www.fot-racing.com
Archive: http://www.team.net/archive
http://autox.team.net/mailman/options/fot/toodamnfunky@comcast.net
-------------------------------------------------------------------------=
-------
_______________________________________________
fot@autox.team.net
http://www.fot-racing.com
Archive: http://www.team.net/archive
http://autox.team.net/mailman/options/fot/riverside@southslope.net
-------------------------------------------------------------------------=
-------
No virus found in this message.
Checked by AVG - www.avg.com
Version: 2014.0.4117 / Virus Database: 3604/6696 - Release Date: =
09/24/13
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charset="utf-8"
Content-Transfer-Encoding: quoted-printable
<HTML><HEAD>
<STYLE type=3Dtext/css>p { margin: 0; }</STYLE>
</HEAD>
<BODY dir=3Dltr>
<DIV dir=3Dltr>
<DIV style=3D"FONT-SIZE: 12pt; FONT-FAMILY: 'Calibri'; COLOR: #000000">
<DIV>It is also very hard to measure what you really need to know which =
is</DIV>
<DIV>the clearance across the parting line. Micrometers and =
dial=20
bore </DIV>
<DIV>gauges to the rescue!</DIV>
<DIV> </DIV>
<DIV>art de armond</DIV>
<DIV=20
style=3D"FONT-SIZE: small; FONT-FAMILY: 'Calibri'; FONT-WEIGHT: normal; =
COLOR: #000000; FONT-STYLE: normal; TEXT-DECORATION: none; DISPLAY: =
inline">
<DIV style=3D"FONT: 10pt tahoma">
<DIV> </DIV>
<DIV style=3D"BACKGROUND: #f5f5f5">
<DIV style=3D"font-color: black"><B>From:</B> <A =
title=3Dtoodamnfunky@comcast.net=20
href=3D"mailto:toodamnfunky@comcast.net";>toodamnfunky@comcast.net</A> =
</DIV>
<DIV><B>Sent:</B> Wednesday, September 25, 2013 5:38 PM</DIV>
<DIV><B>To:</B> <A title=3Dapackard68@att.net=20
href=3D"mailto:apackard68@att.net";>Andrew Packard</A> </DIV>
<DIV><B>Cc:</B> <A title=3Dfot@autox.team.net=20
href=3D"mailto:fot@autox.team.net";>fot@autox.team.net</A> ; <A=20
title=3D6pack@autox.team.net=20
href=3D"mailto:6pack@autox.team.net";>6pack@autox.team.net</A> </DIV>
<DIV><B>Subject:</B> Re: [Fot] [6pack] tr250 oil pressure=20
issue</DIV></DIV></DIV>
<DIV> </DIV></DIV>
<DIV=20
style=3D"FONT-SIZE: small; FONT-FAMILY: 'Calibri'; FONT-WEIGHT: normal; =
COLOR: #000000; FONT-STYLE: normal; TEXT-DECORATION: none; DISPLAY: =
inline">
<DIV style=3D"FONT-SIZE: 12pt; FONT-FAMILY: arial; COLOR: #000000">
<P>I learned to never trust plastigauge. .0005 too tight on a race motor =
and=20
it's all over with. A street motor may not care though</P>
<P>but still reading plastigauge can be a matter opinion or =
interpretation=20
instead of a hard dimension.</P>
<P>Whatever became of the came bearing clearance point I read about, or =
lack of=20
cam bearings. That seemed the most plausible.</P>
<P>I also read something about a crack in a main casting that caused =
similar=20
symptoms.</P>
<P>jim g</P>
<P><BR><BR> </P>
<P>
<HR id=3Dzwchr>
<P><B>From: </B>"Andrew Packard" <apackard68@att.net><BR><B>To:=20
</B>6pack@autox.team.net, fot@autox.team.net<BR><B>Sent: </B>Wednesday,=20
September 25, 2013 3:50:26 PM<BR><B>Subject: </B>Re: [Fot] [6pack] tr250 =
oil=20
pressure issue<BR><BR></P>
<DIV=20
style=3D"FONT-SIZE: 12pt; FONT-FAMILY: times new roman, new york, times, =
serif; COLOR: #000; BACKGROUND-COLOR: #fff">
<DIV style=3D"RIGHT: auto"><SPAN style=3D"RIGHT: auto">I'm the guy with =
the TR250=20
oil pressure problem. I replaced my oil pressure regulator spring =
with a=20
HD one. The one I took out measured short and the new one was =
longer than=20
spec from Bentley. It helped, but after I got well up to temp, =
pressure=20
disappeared at idle and water boiled over. I'm travelling for work =
this=20
week, so I dropped off my car with my mechanic friend with a new oil =
pump and=20
some plastic gauge to check the bearing clearance. I'll find out =
the=20
status soon. This is more than a little frustrating with =
Triumphest=20
starting next week.<VAR id=3Dyui-ie-cursor></VAR></SPAN></DIV>
<DIV=20
style=3D"FONT-SIZE: 16px; FONT-FAMILY: times new roman, new york, times, =
serif; RIGHT: auto; COLOR: rgb(0,0,0); FONT-STYLE: normal; =
BACKGROUND-COLOR: transparent"><SPAN=20
style=3D"RIGHT: auto">Andy</SPAN></DIV>
<DIV=20
style=3D"FONT-SIZE: 16px; FONT-FAMILY: times new roman, new york, times, =
serif; RIGHT: auto; COLOR: rgb(0,0,0); FONT-STYLE: normal; =
BACKGROUND-COLOR: transparent"><SPAN=20
style=3D"RIGHT: auto"></SPAN> </DIV>
<DIV=20
style=3D"FONT-SIZE: 16px; FONT-FAMILY: times new roman, new york, times, =
serif; RIGHT: auto; COLOR: rgb(0,0,0); FONT-STYLE: normal; =
BACKGROUND-COLOR: transparent"><SPAN=20
style=3D"RIGHT: auto"></SPAN> </DIV>
<DIV> </DIV>
<DIV=20
style=3D"FONT-SIZE: 12pt; FONT-FAMILY: times new roman, new york, times, =
serif">
<DIV=20
style=3D"FONT-SIZE: 12pt; FONT-FAMILY: times new roman, new york, times, =
serif">
<DIV dir=3Dltr>
<DIV class=3Dhr=20
style=3D"FONT-SIZE: 0px; BORDER-TOP: #ccc 1px solid; HEIGHT: 0px; =
BORDER-RIGHT: #ccc 1px solid; BORDER-BOTTOM: #ccc 1px solid; =
PADDING-BOTTOM: 0px; PADDING-TOP: 0px; PADDING-LEFT: 0px; MARGIN: 5px =
0px; BORDER-LEFT: #ccc 1px solid; LINE-HEIGHT: 0; PADDING-RIGHT: =
0px"></DIV><FONT=20
size=3D2 face=3DArial><B><SPAN style=3D"FONT-WEIGHT: =
bold">From:</SPAN></B> Yahoo=20
<brucesimms2003@yahoo.ca><BR><B><SPAN=20
style=3D"FONT-WEIGHT: bold">To:</SPAN></B> "6pack@autox.team.net"=20
<6pack@autox.team.net> <BR><B><SPAN=20
style=3D"FONT-WEIGHT: bold">Sent:</SPAN></B> Wednesday, September 25, =
2013 8:22=20
AM<BR><B><SPAN style=3D"FONT-WEIGHT: bold">Subject:</SPAN></B> [6pack] =
tr250 oil=20
pressure issue<BR></FONT></DIV>
<DIV class=3Dy_msg_container><BR>Did the guy with the oil pressure issue =
on his=20
new 250 motor ever get this<BR>sorted? inquiring minds want to=20
know. <BR><BR>I'm hoping to do a repeat on the<BR>San =
Diego=20
mechanic with (300,000?) miles on his 250 and never did the =
bottom<BR>end. =20
In the Triumph magazine article he said he just does regular =
oil<BR>changes with=20
STP. I've shaved the head and a hotter cam so I may =
have=20
added<BR>additional stress to the engine. my oil pressure hasn't=20
deteriorated in 16<BR>years of ownerhip.<BR><BR>Cheers, Bruce =
Simms 73=20
tr6<BR><BR>________________________________________<BR><BR><A=20
href=3D"mailto:6pack@autox.team.net"=20
target=3D_blank>6pack@autox.team.net</A><BR><BR>Donate:=20
http://www.team.net/forums<BR>Unsubscribe:=20
http://autox.team.net/mailman/options/6pack/apackard68@att.net<BR><BR><BR=
><BR><BR></DIV></DIV></DIV></DIV><BR>____________________________________=
___________<BR>fot@autox.team.net<BR><BR>http://www.fot-racing.com<BR><BR=
>Donate:=20
http://www.team.net/forums<BR>Unsubscribe/Manage:=20
http://autox.team.net/mailman/options/fot/toodamnfunky@comcast.net<BR><BR=
><BR></DIV>
<P>
<HR>
_______________________________________________<BR>fot@autox.team.net<BR>=
<BR>http://www.fot-racing.com<BR><BR>Donate:=20
http://www.team.net/forums<BR>Unsubscribe/Manage:=20
http://autox.team.net/mailman/options/fot/riverside@southslope.net<BR><BR=
><BR>
<P>
<HR>
<A></A>
<P align=3Dleft color=3D"#000000" avgcert??>No virus found in this=20
message.<BR>Checked by AVG - <A=20
href=3D"http://www.avg.com";>www.avg.com</A><BR>Version: 2014.0.4117 / =
Virus=20
Database: 3604/6696 - Release Date: =
09/24/13</P></DIV></DIV></DIV></BODY></HTML>
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_______________________________________________
fot@autox.team.net
http://www.fot-racing.com
Archive: http://www.team.net/archive
--===============1088662054==--
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