AVS2 tuning
Match the numbers on the second page to the numbers in the chart on the first. To the upper right it’s richer and to the lower left is leaner. The ones in BLACK are obtainable using the mentioned kit. Out of the gray area you would have to buy the appropriate rods/jets. There should also be a color code to the springs listed also but be advised the color gets wiped off when exposed to fuel so you’ll have to remember what you installed.
These carbs are easy to tune once you figure it out.