1987-2009 Yamaha ATV YFM350X Warrior Raptor Service Manual, Page 48Get this manual
CRANKCASE VENTILATION SYSTEMFUEL LINE INTAKE MANIFOLDEXHAUST SYSTEM WBOOOOO1
CRANKCASE VENTILATION SYSTEM 1Remove: Seat 2Inspect: Crankcase ventilation hose CracksDamageReplace
WBOOOOO2