Intake valley pan

Like on a big block Chrysler? I don't see how it could.
The 383 4-speed i built for the 68 Coronet i had in the 90s had to have one, with the ol Weiand street single plane high rise..and come to think, I've Never had a big block intake that Didnt need one. Man, long day... ugh. I'm The Dumbass ...