I tried the shroud, eliminated the bypass, still overheated.Put in a 160
thermostat and a Spitfire fan. Main problem then was getting it hot enough!
----------
> From: Kinderlehrer's <kinderlehrer@mindspring.com>
> To: triumphs@autox.team.net
> Subject: Re: TR3 Non-Skirted Thermostat
> Date: Saturday, March 01, 1997 3:42 PM
>
> Thankyou all for the advice on thermostats- I didn't start this thread,
> but I sure benefitted from it.
>
> This AM I went out to the garage, removed the bypass hose, and tapped a
> 1/2" ID piece of copper pipe with an end cap into the opening in the
> thermostat housing opening. Since there was no consensus on hole, no
hole
> or size of hole, I settled on a 3/16 hole in the end cap.
>
> I started it up (another challenge) and watched the gauge climb. It
didn't
> take very long, which surprised me a little. It went up to about 200,
and
> then, as if by magic, dropped right down to 185. I thought all my woes
were
> gone(overheating wise) so I went out to play in traffic. It behved
> considerabley better, but after a while, it did start to climb back up to
> 190-200 range while waiting to make a left turn, and when I pulled into
my
> driveway soon after and turned it off, coolant was dripping out of the
> overflow. So, I am not quite there yet.
>
> Any thoughts on the next steps? There was mention in the thread of
missing
> shrouds. I probably am missing this since there is nothing in front of
the
> radiator except the grille and nothing behind but the fan. Since my
problem
> is at idle and it seems the shroud would be for channeling air at speed,
> this probably won't provide the biggest return, right?
>
> I was thinking about adding the overflow bottle that is in the Moss and
VB
> catalogs for the TR4 to help keep the radiator topped off. Now I am
> thinking that the auxillary electric fan is also a good investment.
>
> Bob K.
>
>
>
> >In a message dated 97-02-27 10:09:33 EST,
cloughbt@batman.flight.wpafb.af.mil
> >(Bruce T. Clough) writes:
> >
> ><< Bob,
> >
> > One of the things I enjoyed was the Ken Gillanders/Bob Schaller
arguement
> > on whether or not a hole in the bypass plug was required!
> >
> > In the long run I don't think it matters much. I`ve done cars both
ways
> > and it works.
> >
> > Bruce Clough
> >
> > BTW: the skirt probably only blocks part of the bypass flow since it's
not
> > a perfect fit! I'd guess about 10-20 % of the unblocked bypass flow
still
> > goes past the skirt, so if you live in hot climes you'd better throw
out the
> >
> > skirted thermostat altogether and just plug the bypass!
> >
> > >>
> >I have also had it suggested that, if you block the by-pass, you
shouldn't do
> >it completely- You should drill a 1/8 hole through the plug to let a
little
> >coolant through. I never heard the theory behind this
> >Paul
>
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