273 Intake 4 bbl Conversion

CRUZE 418 said

As far as an intake goes, it will fit, but what you are really looking for is an LD4B.
Port size is smaller for the 273/318.

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Okay, thanks. Dumb Mopar rookie questions, I assume the LD4B is a 4 barrel intake for the smaller V8's. Is there a way to ID the one pictured?