carburetor question

Recently purchased an 84 FJ60. Day 2, it died while driving and now cannot hold an idle. I am trying to clean the idle jet on the carb, but cannot find it. I've dug through other posts / tried to make sense of the explode diagrams of a carb. Yes, I feel stupid. I believe the carb is a rebuilt...

I have an '84 FJ60. I replaced all the suspension on the vehicle because I was having some death wobble issues. There was still a little looseness in the steering, potentially a sttering gear box issue?!?! Not really sure. But nonetheless, I found a local mechanic who had it for about 5-6...

The first is an Asian USA carb. The question is, what is the function of these air/vacuum passages? Circled in red you can see that they pass through the boosters/nozzles to the exterior of the air horn. (The nozzle assembly has been removed) The second is an Asian general market carb Circled...