Worst case. Put a short piece of accuraium air hose over the male side, the stub on the gas door itself.
Cut to length.
I think I have had this setup (working) on the car longer than the factory stopper lasted.
Best idea is to get a couple.
i did something similar as well... just a small piece of rubber vacuum hose over the little aluminum stud/stopper.Worst case. Put a short piece of accuraium air hose over the male side, the stub on the gas door itself.
Cut to length.
I think I have had this setup (working) on the car longer than the factory stopper lasted.