2002-2006 Yamaha YFR450FAR Service Manual LIT-11616-16-01, Page 30Get this manual
SPECIAL TOOLS Tool NoCompression gauge 90890-03081 YU-33223 Adapter 90890-04082 YU-33223-3
GEN INFO
Tool nameHow to use Compression gauge Adapter These tools are needed to measure engine compressionPocket tester
Illustration
90890-03112 YU-03112
This instrument is needed for checking the electrical systemEngine tachometer
90890-03113
This tool is needed for observing engine rpmInductive tachometer
YU-8036-A
This tool is needed for observing engine rpmTiming light