Mikuni FJ8-6DH08 Jet Needles - 62.2 Needle - 20.3 Length to Taper exhaust-headers 1972-1974 Husqvarna WR250

1972-1974 Husqvarna WR250

1995-1996 Kawasaki KX500

2008-2011 Kawasaki EX650 Ninja 650R

AERO-TRACK is the all new anchoring system from Powertye

Mikuni FJ8-6DH08 Jet Needles - 62.2 Needle - 20.3 Length to Taper exhaust-headers 1972-1974 Husqvarna WR25010mm 2. 538. 20mm 2. 538. 30mm 2. 436. 40mm 2. 208. 50mm 1. 827. 60mm 1. 497. 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.