2x4 Carb, intake for Poly.

Sir How do I tell. When I bought it, there was ONE AFB on or beside it. Had this many years. Had a guy 5 years ago at an OLD Drag meet in Ohio want it and was going to give me a pretty amount ,but that was then and not now so I don't care just want it gone(My wife Talking) got to much stuff she says..
you can tell from the pics and numbers, i sent you a pm about it.