Ken Welter wrote:
     >    I used Evans NPG for a couple hundred hrs but I am now using Sierra
     >    It worked fine but expensive and hard to find when out on the
     > victor air was but the main reason I switched is that it gels up in
     > sub zero temps and that worried me as I have flown with temps down to
     > - 30.
     >
     >    Ken

Ken, Is that a standard water glycol mix? Serra is a trade name I am
not familiar with. Bill Jepson

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