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  1. hdwrench

    dual quad vs single quad

    i love the multi carb manifolds they ad a cool factor to the mopar engine look ! my question is is there a performance gain ? in my case i have a 69 hp bee 383 , currently with a single cast iron oem manifold. i have access to a dual quad ( i think it’s cast iron oem , but not 100% sure ) ...
  2. hdwrench

    69 383 hp

    i have a choice on intake manifolds on my engine . i’m just starting to prep a 383hp to go in my car , i have a choice of available intake manifolds. there is a offy dual port (380) or a cast iron oem , might be original to engine , to be verified. probably lookiyto put a 650 carb on a mostly...
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