Here's a gas cap for your T that never needs to be removed when you fill your tank. This puppy is die cast so I would image alot of the spring loaded lids ended up snapping off into the gas tank.
Here's the ad for the cap, I forgot to post it above.
I can hear it now. crack, splashplunk, ooops. How do I get that out?
Neat idea though. So many accessories seem to solve a problem thats not much of a problem.
They still make these
Original equipment with many new Ford vehicles.