Again thanks to all.
Turns out the gauge was reading high by at least 10 F. Also drained some
coolant and replaced with water, and lowered the temp a bit.
Really appreciate the help, stay tuned for my next questions.
----- Original Message -----
From: "Oudesluys" <coudesluijs at chello.nl>
To: "Alan Grossman" <agrossman at pacific.net>
Cc: <Healeys at autox.team.net>
Sent: Thursday, August 11, 2011 2:31 PM
Subject: Re: [Healeys] Runnin' hot
> Check the accuracy of the gauge first, then check the opening
> temperature of the thermostat in a pan of water with a good laboratory
> thermometer and low heat to let the temperature of the water rise slowly.
> The max. coolant temperature in the top of the radiator or cylinder head
> should be about 10:C over the opening temperature of the thermostat.
> Kees Oudesluijs
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