The safest way is just what you are doing. You could take thae radiator to
the shop where they can install a new petcock for you.
Larry Zink
1964 Spitfire4 Mk1
Houston, Texas
-----Original Message-----
From: Sumner Weisman <sweisman@gis.net>
To: egil@kvaleberg.no <egil@kvaleberg.no>
Cc: Triumphs <triumphs@autox.team.net>
Date: Tuesday, May 19, 1998 3:01 PM
Subject: Draining the radiator
>
>I agree about periodic draining of the radiator. Probably some rust and
>junk will drain out with the old antifreeze, which may even allow your
>radiator to operate more efficiently. I have a question: My TR-3 bottom
>radiator drain is frozen in place, and I am afraid to put too much pressure
>on it. Do you know a way to free it safely, or shall I continue to drain
>the radiator the "messy" way, by loosening the bottom hose?
>
>Sumner Weisman
>62 TR-3B
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