Originally Posted by Shadowrider Called kitfox and they said they are getting away from PERMASHIELD..... Did you ask them what they are using as a replacement? I have always used Fuel Lube because that is what we have where I work. We have been using it for decades on certified aircraft.
Phil Nelson A&P-IA, Maintenance Instructor KF 5 Outback, Cont. IO-240 Flying since 2016
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