1967 Dart 273 alternator adjuster rod bolt hole location

Mine is like this...97C9DAF9-E257-4A43-A17E-81A5E473B9AD.jpeg66EE82D5-90CC-4A32-9664-F830AF52A8E5.jpeg
I do agree with the fact adjusting belt may cause a leak. Been there done that. Sealant on bolt is about the only thing preventing the leak.
Guess procedure would be pull bolt and re-apply sealant every time you need to adjust belt.