Either or will work. I had to do a lot of work to get the mechanicals happy on the big motor. That was with a stock intake though. 800-1200 seems to be the going rate for those intakes. I wouldn’t expect to find one much cheaper. The mechanicals are also going for 800+ for a decent set. You...
That is a relatively tall intake, my dad has one. You’ll be hood shopping if you go that route. The one with the throttle bodies on it looks cut down or something.
With some work on the main body you can substitute in a 4412 500cfm center. There’s a guy in here that makes nice linkage.
https://www.forbbodiesonly.com/moparforum/members/brian6pac.26231/
I bought mine from him