M1 Intake Manifold SBM

12many said
Aren’t we talking a Double Pumper? What’s the model number? Where’s the big port on the front of the base plate?

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Double pumper 650 CFM 4777-7 3537 there is no big or 3/8 port in the front. There IS a full manifold pressure port that 1/8” on the front near the passenger side.