Edelbrock Experts I need your thoughts

ir3333 said
... my figures show the 1405 about 12% richer than the 1406

I have to agree with you. I threw in the jets and rods from a 1405 and I was running very rich. 11.8-12.5 at cruise. WOT was 10.0-10.3. That combo just didnt work for me.