my Low dollar 318 hop-up project

Ugh an edelbrock... I will continue following along. I almost want to send you this 750 Holley to test back to back once you get it going... I understand a budget is a budget#-o

All was someone shitting on a posters thread trying to do a good thing. And then trashing his idea or use of a cheap part to stay within budget. Always a argued to say *** is better than your choice.

Good Lord, STFU!

Yes. I have made this argument before only to be told I was wrong, but it is correct. The smaller Eddelbrocks like yours are square "flange" carburetors, but spread "bore". Somewhere along the line, people started getting the two confused, but that is the correct terminology.

Spreadbore carbs are;

TQ
Quadrajet
Holley has a couple as well.

The slight offset between the primary and secondary of the above mentioned Edelbrock carb as well as others do not make them a spreadbore carb. Split hairs if you want to.
I make this mention as not to argue but point out traditional ways of looking at the carbs.