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Re: Cooling System Preventative, Decent heat, etc.

To: Bob Howard <mgbob@juno.com>
Subject: Re: Cooling System Preventative, Decent heat, etc.
From: Carl Elliott <grunt2@adelphia.net>
Date: Tue, 19 Oct 1999 16:33:23 -0400
    Late modles had one as did Midgets, My 73 GT has a midget bottle and cap
, Workes great looks original.  Carl E.

Bob Howard wrote:

> Jim,
>   When you did this, was the original rad cap able to allow the overflow
> bottle's coolant  to suck back up into the radiator, or did you have to
> replace with the cap that allows flow in both directions?
> Bob
>
> On Mon, 18 Oct 1999 17:36:48 -0400 "James H. Nazarian" <microdoc@apk.net>
> writes:
> >Autumn; this is certainly the right time of year to make sure the
> >cooling system is running at peak performance. The other times are
> >Summer, Winter and Spring. MG's did not ever, to my knowledge come
> >with
> >a coolant overflow bottle, but should have.
> >
> >Find an empty 1 quart oil bottle. The rectangular plastic kind with
> >the
> >spout offset to one side will do fine. Clean it with dish washing
> >detergent. Place the bottle over on the left side of the radiator
> >surround where it meets the inner wheel well. Secure the bottle with a
> >wire tie or any other elegant solution you can come up with. Take the
> >radiator vent tube off, and replace it with a longer one that can
> >reach
> >through the spout to the bottom of your antiseptically clean oil
> >bottle.
> >Mix some antifreeze 50:50 solution, and fill the radiator to the top.
> >replace the radiator cap. Put 2-3" of the remaining mixture into the
> >new
> >reservoir bottle, making sure the end of the tube remains submerged.
> >
> >When the coolant gets hot and expands, instead of spitting the excess
> >down on the pavement for a dog to lick up, the excess will be caught
> >in
> >the bottle. Because engine oil is lighter than coolant, it floats to
> >the
> >top of the reservoir. Thus you also have an early warning system of
> >head
> >gasket, etc. leaks between coolant and oil passages. As the radiator
> >cools down between runs, the contracting fluid will develop a vacuum
> >in
> >the cooling system, drawing fluid from the only available source...
> >your
> >new spiffy reservoir. Thus, you will not have air in your radiator any
> >more, just coolant. In the 12 years I've been doing this, I don't have
> >to worry if my radiator needs to be topped up. It's always topped up.
> >
> >Jim
> >


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