yes indeed stingy is the key a very tiny amount

ok i know i hate touching the mid range needle myself but it could be that it might be a touch on the lean side try turning it just a very small amount to the the left if you can't get it to work with the low end in my unprofesional opinon and i could be wrong unless someone else might have better k...

does that carb have a midrange needle or just the low and high speed needles?