Mikuni Jet Needles - 72.5 Needle - 28.1 Length to Taper - J8-7DH03

The Jet Needle controls the fuel mixture in the mid-range 1/4-3/4 throttle position
The taper of the needle determines the amount of the fuel
For example: the thinner the diameter of the needle, the more fuel will be drawn
The thicker the diameter of the needle, the less fuel can be drawn