RE: Fluctuating guages BERND

From: Bernd D. Ratsch (bernd@texas.net)
Date: Wed Jan 12 2000 - 22:29:21 EST


In that case (the specs that you had listed below)...a 70% Water and 30%
Coolant (what I use) is more than adequate for just about anywhere in the
US.

- Bernd

-----Original Message-----
From: owner-dakota-truck@buffnet.net
To: dakota-truck@buffnet.net
Subject: Re: DML: Fluctuating guages BERND

Joe, you should be mixing the antifreeze with H2O. The brand that I use
(from Canadian Tire) actually says never use more than 70% anti-freeze
in the coolant mixture.

    Antifreeze/coolant 50% 60% 70%
    Soft H2O 50% 40% 30%

   Protects against freeze up -37C (-25F) -52C (*) -64C (*)
   Protects against boil over 129C (265F) 132C (*) 136C (*)

    (*) = to convert to F F = 32 + 1.8C

        Table is based on a 15psi rad cap.

Running 50/50 where I am is the recommended mixture by all (Anti-freeze
manufacturers and service shops and auto retailers). We do, at times,
get -25F (especially wind chill) and I'm in Central Ont. about 40 mi.
from Niagara Falls NY. Frozen coolant in a rad is not a pretty sight.

Use the mixture that meets the winter temp range in your area.

Hope this helps.

Bob. Southern Ontario, Canada.
'97 Dakota CC Sport, FR, 5.2L, 3.55 SG, auto.



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