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Mikuni J8-6FJ40 Jet Needles - 68.7 Needle - 35.7 Length to Taper


Generally ships to addresses in the contiguous United States the same business day if ordered by 12:15PM Central Time!

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.
10mm - 2.51.
20mm - 2.51.
30mm - 2.51.
40mm - 2.36.
50mm - 1.98.
60mm - 1.49.
Original TM38 Flatslide

Please Note: Ships same business day to contiguous US if ordered by 12:15 PM Central Time!

Note: J8-6FJ40