Yes, Princeton Probes. You can see them installed in my new tank at: http://krbuilder.org/ConvertingToWingTanks/index.html
Almost to the bottom of the thumbnail pics. Click on any pic to see a full size view. I also have one in my old header tank which I am willing to sell for a modest price, including fuel cap and shutoff valve. See N64KR at http://KRBuilder.org - Then click on the pics See you at the 2011 - KR Gathering in Mt. Vernon, Il - MVN There is a time for building and it never seems to end. Daniel R. Heath - Lexington, SC -----Original Message----- Anyone using a capacitive fuel quantity system?