F 2 Jet|Enhance your Mikuni carburetor's performance with our 4mm Pilot Jet, designed for precision adjustment and durability with its copper material and M4x0.7mm thread.
richentheidlemixture.Turnitintoleanthemixture.Theengineshouldhaveasmooth;steadyidle withthescrewbetween1/4and3-1/2turnsoutfromfullybottomed(gently!).Iftheengine requiresmorethanthreeturnsout,thepilotorpilotairjetmaybetoolean.Ifitrequireslessthan