| Well, I've hunted around for the carb info I used to set mine up from, but cant find it.
I'm pretty sure its 6 turns, cos the pilot screw thread is very fine, but I'll try and check mine before I go on holiday on sunday and report back (they are a ****** to get at after all !)
(Nelly and/or Louigi will know off the top of their heads I should think) | 
Threaded Mode