1990-2004 Yamaha YFM350X Warrior Factory Service Manual, Page 65Get this manual
IMPORTANT INFORMATION WB212002
ALL REPLACEMENT PARTS 1We recommend to use Yamaha genuine parts for all replacementsUse oil andor grease recommended by Yamaha for assembly and adjustment
WB212003
GASKETS, OIL SEALS, AND O-RINGS 1All gaskets, seals and a-rings should be replaced when an engine is overhauled.AII gaskets surfaces, oil seal lips and a-rings must be cleaned2Properly oil all mating parts and bearing during reassemblyApply grease to the oil seal lipsWB212004
LOCK WASHERSPLATES AND COTTER PINS 1All lock washersplates CD and cotter pins must be replaced when they are removedLock tab(s) should be bent along the bolt or nut flat(s) after the bolt or nut has been properly tightened300-000