1997 Yamaha YFM600FWAK ATV Service Manual, Page 28Get this manual
SPECIAL TOOLS Tool NoTool name How to use
Engine tachometer
90890-03113
Illustration
This tool is needed for observing engine rpmInductive tachometer
YU-8036-1
This tool is needed for observing engine rpmTiming light
90890-03141 YM-33277-A
This tool is necessary for checking ignition timingValve spring compressor
90890-04019 YM-04019
This tool is needed to remove and install the valve assembliesBearing retainer wrench
90890-04050 YM-04050