Used Greenlee 1-1/8" dia punch to enlarge and move hole for the fuel outlet. Trimmed cork for the ground wire route. Checked fit again. The cork at the spar edge and around the filler neck are .4" thick. When the leading edge closes, the tank gets pushed back toward the spar.
Image 2) The fuel line is going to be Earls Perfom-O-Flex Stainless Braided Hose using the Auto-Fit 6 fittings. Design document is at http://home.comcast.net/~rlendon/Fuel System design document for Zodiac XL.doc