This OEM Adly needle nozzle (also called a needle jet) is an internal carburetor component in which the carburetor needle slides, as shown in the Carburetor section of the OEM Adly diagram.
Its function is to:
channel fuel to the venturi
work in conjunction with the needle to precisely regulate the fuel flow
ensure a smooth transition between idle and mid-range RPMs
The internal diameter, length, and geometry of the needle nozzle are critical for maintaining the correct air/fuel mixture.
16105-116-0A1
