Mikuni FJ8-6DP01 Jet Needles - 62.3 Needle - 28.9 Length to Taper graphics 2017-2019 Polaris 800 RMK Assault

2017-2019 Polaris 800 RMK Assault 155

1994 Arctic Cat Cheetah 550

Super deep 1

Includes speedo extension harness and hardware

2003-2007 Yamaha TTR90E

Mikuni FJ8-6DP01 Jet Needles - 62.3 Needle - 28.9 Length to Taper graphics 2017-2019 Polaris 800 RMK Assault10mm 2. 511. 20mm 2. 511. 30mm 2. 476. 40mm 2. 312. 50mm 1. 748. 60mm 1. 075. 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.