Fits the following Mikuni carburetors:
VM10/13/16SC for Yamaha FS1
VM16-SH
VM20-SH
Length: approx. 9.5mm
Slotted screw Ø=4mm (head)
Thread: M4
Sizes: #20, #22.5, #25, #30, #35
The Pilot Jet controls the amount of petrol needed when starting the engine, idling and when the engine is running at low revs, i.e. when the throttle is
open between approx: 0~1/8