2004-2006 Kawasaki 900 STX Jet Ski Service Manual, Page 147Get this manual
12-8 STEERING Handlebar
then rear handlebar clamp bolts to Tighten the front andso that there are gaps [A] between the specified torque the clamp and steering neckTorqueHandlebar Clamp Bolts: 16 Nm (1.6 kgfm, 12 ftlb)
Be sure the pipe [A] is installed on the top end of the fuel vent hoseCAUTION
Be sure to install the fuel tank air vent pipe correctly and securelyThe engine will surely malfunction if the fuel tank air vent pipe end gets clogged by the handlebar pad andor; if the air vent hose is folded; andor driving the watercraft with the air vent hose remaining clogged