Installing new adjusting screws and lock nuts in 273 rockers

This is why you will also need to face the rockers:
View attachment 1715844823

Pic stolen from this thread, which is a handy read:
273 Rocker Arm modification jig for locking adjusters | For A Bodies Only Mopar Forum
Looks like I will have my work cut out for me. Never easy but I will get it done right and not have to worry about it again. Thanks for the info guys.