It's not that weird. It's not enough carburetor. You may not have an adequate fuel supply, but even when you get that fixed, it's still not enough carburetor. I think a 750 would be right in there for the street.
I didn’t think about that. I thought a 650 would be economical. Man, this is my first Mopar build. I’ve learned more in the last 18 months than I ever learned working on Chevys for the last 45 years