I am using my new 3310 Holley on top of my 2176 Performer intake. I am not running the steel adapter plate. Is it a must to run it, or is the manifold a dual pattern/accepts both types of carbs?

2016 Ram 1500 Crew Cab: 5.7, 65RFE, 4.56 gears with locker, Hemifever tuned, AFE intake, 87mm throttle body, JBA headers, 3" Flowmaster exhaust, split to dual 2.5" exits. 13.57 best ET so far.

Searching for new A or B Body Project!