Help confirm where to fill top reservoir please.

Dana67Dart said

This is from 67 Dart FSM Section 23 page 73
View attachment 1715538660

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thanks for the FSM page. I also came across this link from for C Bodies site:

Convertible Top Pump, cylinder and hose installation instructions :: Convertible Top Specialists

It does say the rubber grommet is the filler hole.
Thanks again for the help
Greg