Early Chrysler Hemi 4bbl Intake/Carb Setup

RustyRatRod said
That's a dry four barrel intake for a 331, 354 and 392 Chrysler Firepower. Car applications only. It won't work on truck heads.

Aren't the 331 and 354 narrower than the 392? - Sort of like the difference between 383 and 440.