This has been covered in numerous posts in the past. Type "Ramcharger airbox" into the search box beside the Moparts logo at the top of the page and you will be reading for a while. Keep in mind the 69 air boxes were similar except for how they attached to the hood.

Here are a few to get you started:

post 1

post 2

post 3


I have a 70 Ramcharger hood for my RT that I hope to restore this summer and found this info most useful

Paul