Mikuni FJ8-6F04 Jet Needles - 62.3 Needle - 32.0 Length to Taper electrical-spark-plugs-plug-wire-caps-accessories 2004-2007 Arctic Cat Z 570

2004-2007 Arctic Cat Z 570

1994-1997 Suzuki RF900

Yamaha YZ/ YZF/WR

Not for use with hydraulic brakes or clutches

2007 Honda TRX500FPE FourTrax Foreman 4x4 ES w/Power Steering

Mikuni FJ8-6F04 Jet Needles - 62.3 Needle - 32.0 Length to Taper electrical-spark-plugs-plug-wire-caps-accessories 2004-2007 Arctic Cat Z 57010mm 19. 4. 20mm 2. 515. 30mm 2. 442. 40mm 2. 436. 50mm 2. 206. 60mm 1. 939. 70mm 1. 678. 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.