| It was awhile since I took mine apart, but... The upper fuel neck is one piece (gas cap screws into the upper fill neck). There is an insulation piece that sort of braces/insulates the filler neck from the body but that leaking wouldn't release fuel vapor. Maybe your gas cap itself is leaking?
------------------------------------------------------------------ 1992 300ZX NA 5 Sp (Dead) 1990 300ZX NA Auto 2+2 (Dead) 1990 300ZX TT 5 Sp (Building) 2004 G35 Sport 6MT (DD) |