Leak down test is next.
Andy Packard
Sent from my iPhone
On Oct 1, 2013, at 6:06 PM, Sally or Dick Taylor <tr6taylor@webtv.net> wrote:
> Andy --- If you can't get rid of the bubbles at the radiator return, then
something's feeding air to the cooling system. Now we could be back to the
head gasket. - Blown, separated, or the wrong one. (Water passage(s)
covered?)
> If you find something wrong with the water pump, and I don't know what that
would be unless it's new and untested, or wrongly gasketed. (here we go
again!) Some other ideas.... .
>
> Retarded timing can overheat the engine, but you should feel the lack of
power when you drove the car. Worth throwing a timing light one, just to be
sure?
>
> Dick
>
>
>
> > From: apackard68@att.net
> > Date: Tue, 1 Oct 2013 17:35:41 -0700
> > To: taylorturbo@yahoo.com; fot@autox.team.net; 6pack@autox.team.net
> > Subject: Re: [6pack] TR250 oil pressure update
> >
> > Thanks Dick. We've isolated it to be either water or head gasket as you
said.
> > The head gets super hot at 202 deg witht he block at 150 or less. Water
is
> > flowing rapidly through the radiator but then boils over after a few
minutes
> > of 1500-2000 rpm idling.
> > I just pulled the water pump housing and I'm trying to figure the next
move.
> > Water system bubbled but does not burp even with thermostat removed.
> >
> > Andy Packard
> > Sent from my iPhone
> >
> > On Oct 1, 2013, at 11:40 AM, Sally or Dick Taylor <tr6taylor@webtv.net>
> > wrote:
> >
> > > Andy --- I'm reasonably certain you have an air lock in the cooling
system.
> > Try removing the thermostat and running the engine. Look for air bubbles
> > returning to the top of the radiator. If bubbles are present, continue
running
> > the engine till they're gone. Use a portable fan in front of the grill
opening
> > to keep the engine cool, if needed, during this exercise.
> > >
> > > Another possibility, tho rare, would be if something about the head
gasket
> > isn't allowing the coolant to circulate.
> > >
> > > You will no doubt slap your forehead when you find the reason!
> > >
> > > Dick
> > >
> > > > From: apackard68@att.net
> > > > Date: Tue, 1 Oct 2013 09:53:45 -0700
> > > > To: fot@autox.team.net; 6pack@autox.team.net
> > > > Subject: [6pack] TR250 oil pressure update
> > > >
> > > > Hi all. It's not for lack of effort that I can't solve my oil
pressure
> > > > problem.
> > > > On Saturday, I dropped the pan and used plastigauge on all my
bearings
> > and
> > > > they all checked out tighter than the .002 marking but not to the
.0015
> > mark,
> > > > within Bentley specs. The oil pump seemed fine and pulled oil when
spun in
> > my
> > > > hand. Once in the car though, problems getting it circulated. I drove
it
> > to
> > > > the shop helping with this after installing the HD spring in the
> > regulator. I
> > > > had more pressure at first, but when I arrived and slowed to an idle
it
> > was
> > > > gone and the water started boiling. Stuck on this one and trying to
stay
> > > > patient.
> > > >
> > > > Andy Packard
> > > >
> > > > ________________________________________
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> >
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