Cut sub-panel face from a sheet of 0.028" sheet by tracing the panel outline. Cut a length of angle to 44" which spans the interior of the glare shield. Trimmed the left and right ends of the sub-panel approximately 1 inch shorter than the panel. Cut one side of the angle to 1/2 in with bandsaw. Used crimping pliers to create radius to match glare shield.
Bent the bottom 'tray' of the sub panel to the same dimensions as the main panel, with tray toward fuel tank. Considering cutting a window in the sub-panel in order to view the fuel tank - particularly with a cameras.