I think the problem occures only with the TR3/TR4 radiators. When they are
under pressure you can see how the radiator ist blown up and gets back to
original size when the pressure is released.
The Later ones TR4a-TR6 don't suffer from that.
Chris
----- Original Message -----
From: <WEmery7451@aol.com>
To: <fot@autox.team.net>
Sent: Monday, March 28, 2005 3:51 PM
Subject: Project Pulley
> In a message dated 3/28/05 2:28:31 AM Pacific Standard Time,
> triumph_marx@freenet.de writes:
>
> << I don't have #4 overheating and I agree with the stock radiator won't
> stand pressures above 5PSI for a long time. >>
>
> Back in the late 60s and early 70s, the favorite trick was to cut thick
"O"
> rings out of rubber gasket material using round cutters that you would hit
with
> a hammer. We would then shim the radiator caps to prevent them from
lifting.
> It is hard to tell how much pressure we were developing at that time.
> Nobody thought to add a block pressure gage.
>
> I do not remember any stock radiators failing do to high pressure. The
> problem was that the radiator hoses would blow off or the water pump
packing would
> blow out, resulting in DNFs.
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