D don payne New Member Nov 9, 2009 #1 hello I,m new here but I need help. the needle valve should be turned out how many turns?
Bikeguy Joe Godfather of Motorized Bicycles Nov 9, 2009 #2 That is an idle speed screw, it doesn't adjust mixture despite what the instructions may say. Start at around 3 1/2 and adjust from there depending on your idle speed.
That is an idle speed screw, it doesn't adjust mixture despite what the instructions may say. Start at around 3 1/2 and adjust from there depending on your idle speed.