Originally Posted by DusterKid
Are the Intake Valley Pan Heat Shield the same for the 383/400/440? I know 440's valley pan is a little wider as are the valley pan hold downs, but is the heat shield used the same or is the 440 one wider as well?

Think about that, I have never seen both of them beside each other but I would bet money they are not identical work scope

Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)