1 - 16 SPECIAL TOOLS GEN INFO Tool No. Tool name/How to use Illustration 90890-03141 YU-03141 Timing light Inductive clamp timing light This tool is necessary for checking igni- tion timing. 90890-03153 YU-03153 Pressure gauge This tool is used to measure fuel pres- sure. 90890-03170 YM-03170 Belt tension gauge Rear drive belt tension gauge This tool is used to measure the steering tension. 90890-03174 YU-A1927 Digital circuit tester Model 88 Multimeter with tachometer This tool is used to check the electrical systems. 90890-03176 YM-03176 Fuel pressure adapter This tool is used to measure fuel pres- sure.
90890-04019 YM-04019 Valve spring compressor This tool is used to remove or install the valve assemblies. 90890-04058 YM-04058 Middle driven shaft bearing driver Bearing driver 40 mm This tool is used to install the water pump seal. 90890-04064 YM-04064-A Valve guide remover (ø6) Valve guide remover (6.0 mm) This tool is needed to remove and install the valve guides. 90890-04065 YM-04065-A Valve guide installer (ø6) Valve guide installer (6.0 mm) This tool is needed to install the valve guides.