Here's what i'm planning, I have my 71 Duster, 440 Dodge, 10.0 CR, Stealth as cast aluminum heads. 231/237 @ .050 110 lobe separation 106 ICL, Weiand 1987 Hi-Ram Tunnel Ram w/2 ProForm 750 DP, 3000 stall and 3.23 gears. I picked up a pair of Quick fuel HR 450 double pumper carbs. ( https://www.holley.com/products/discontinued_product/parts/HR-450 ) I'm going to swap them for the 750's to see the difference in performance. I'm curious if the smaller venturi's will have better low...
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