2001 Yamaha Mountain Max Service Manual, Page 243Get this manual
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MAINTENANCE SPECIFICATIONS MAINTENANCE SPECIFICATIONS ENGINE
Keystone1.20 mm (0.047 in)2.55 mm (0.100 in) Keystone1.20 mm (0.047 in)2.55 mm (0.100 in) 0.350.55 mm (0.0140.022 in) 0.350.55