Re: Holley Carb Tuning with AEM A/F gauge
All I work with are older 4160/4150 Holleys. Adjustments in my case are via set screws that I drill to different sizes.
Anyway, your accelerator pump setting is incorrect.
Here is thing I wrote last time:
1976 F100 390/c6
1963.5 Galaxie 446FE/c6