Mikuni FJ8-6FJ41 Jet Needles - 68.9 Needle - 37.3 Length to Taper seats-brackets 2008-2011 KTM 300 XC

2008-2011 KTM 300 XC

15-mil vinyl

2018 Can-Am Outlander 1000 X xc

1990-1992 Yamaha WRA650 WaveRunner III

Compatible with most other 2T oil injection systems

Mikuni FJ8-6FJ41 Jet Needles - 68.9 Needle - 37.3 Length to Taper seats-brackets 2008-2011 KTM 300 XC10mm 2. 51. 20mm 2. 51. 30mm 2. 51. 40mm 2. 45. 50mm 2. 17. 60mm 1. 73. 40 44 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.