Mopar 440 M1 Intake 4529118 same as Eddy DP4B ?

[challydust]

so there are gains then?...id be better off with a dual plain...the gentleman that ported my heads suggested the single plain??....but i have read different...its a rather simple switch...so i was wondering the bennys if there any....my car is super responsive now for sure with the single m1.....please do inform with any experience or advice....I am a newbie

[Chryco Psycho]

I have used the Holley Street dom single plane on most builds , about the only place I even think of using a dual plane is on an RV application

[challydust]

Okay thanks!!...that makes me feel better....