I'm just the opposite, I'd turn the mix screws in 1/4 turn and be happy. You'll have to look at the needle to see if it's shimmed by pulling the tops of the carbs; not a hard job but you'll want to visit dinqua.com to have a look see at the procedure.

A positive attitude may not solve all your problems, but it will annoy enough people to make it worth the effort. Herm Albright (1876 - 1944)