Freddy -
Have you researched any for a Weber manual - there is a formula you use to get the correct jets and chokes for Webers - if you research I'm sure you can get you Webers dialed in.
There is a lot of info on this site - try the search feature first - if all else fails MSA sells info as well as this:
http://www2.cip1.com/ProductDetails....e=ACC-C10-9696
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