Pressure regulator?
Nope, 7 psi is NOT to much for a Carter carb [ or an Edel carb ]. I have run 10 psi at the strip as quick way of increasing the fuel level slightly.
Carter published a chart for adjusting float level, relative to needle/seat size & fuel pressure. Chart goes to 10 psi.
![img244.jpg img244.jpg](https://www.forabodiesonly.com/mopar/attachments/img244-jpg.1716265794/)