holley 1920 question.

my 1920 runs fine.im not a carb guy but watched a 3 step video on the rebuild on you tube and was very informative ! he sells carb kits and floats which are hard to find .also shows you how to clean out those hard to reach spots and has welchplugs ? to reassemble it .its not aways about getting the next big thing ,but to get what ya got going . check out the videos ,youll do fine .