o rings

So I just got some new pilot screws for my 79’ with BS38 carbs. Mikesxs has a disclaimer about the o-rings on the replacement mix screws not fitting in all carbs potentially. Of course I’m one of the sorry sons of a bitch that the o-rings ended up being to big for my carb body. I would just pull...

So I'm just reassembling my first engine rebuild. However, I've gotten to a point of confusion and decided to stop before I screw up. I'm looking at my gasket kit and noticed way more o rings than I know what to do with. I know the two red ones go under the cylinders. Can someone draft...