If you're pulling the carb apart again for a rebuild check out this thread:

https://www.stovebolt.com/ubbthread...ster-carb-not-squirting.html#Post1314009

Mine was giving me an absolute fit until i found that the "T" holding down a spring and check ball was installed wrong and blocking a jet.

Mike's Carbs has a great video on YouTube for rebuilding a Rochester. It's like 45 minutes long. He's also where i got all my rebuild parts from.