2006-2008 Yamaha Snowmobiles Apex/Attak Factory Service Manual, Page 179Get this manual

2006-2008 Yamaha Snowmobiles Apex/Attak Factory Service Manual, Page 179

VALVES AND VALVE SPRINGS Valve spring compressor 90890-04019, YM-04019 Valve spring compressor attachment Intake valve 90890-04114,
clearance Valve-stem-to-valve-guide clearanceValve guide inside diameter Valve stem diameter Out of specificationReplace
the valve guideValve-stem-to-valve-guide clearance: Intake 0.010 0.037 mm (0.0004 0.0015 in) Exhaust 0.025 0.052 mm (0.0010
0.0020 in) 2Replace: Valve guide NOTE: To ease valve guide removal and installation, and to maintain the correct fit, hart