Tried to PM @pjm8047
Have a prototype for console/drink holder
Have to understand this is a working prototype.
It is only the top
Size is up for debate, etc
Species of wood is also a choice
and , also this is for a bench seat car
I've run Edelbrock carbs for decades and have 2 750 CFM on my 500 inch max wedge and 1 800 AVS2 on my 512 inch in the Roadrunner.
Have had numerous other Edelbrock carbs on other Dodge trucks, etc. The 650 you have is the right choice for a 383.
That being said, you're on the right track by...