Mikuni FJ8-6F05 Jet Needles - 62.3 Needle - 38.1 Length to Taper riding-apparel-gloves-snow Tough nylon outer shell protects

Tough nylon outer shell protects expensive shields

2001-2006 Harley Davidson FLSTF Fat Boy

Removing EBS results in a more performance oriented driving experience

2006 Arctic Cat 250 2x4

2014-2018 Arctic Cat M 8000 Sno Pro 153

Mikuni FJ8-6F05 Jet Needles - 62.3 Needle - 38.1 Length to Taper riding-apparel-gloves-snow Tough nylon outer shell protects10mm 19. 0. 20mm 2. 515. 30mm 2. 456. 40mm 2. 454. 50mm 2. 364. 60mm 2. 098. 70mm 1. 840. 30 38 Spigot Mount. 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.