YZ450F 2025 · Fig. 04 — Cylinder

Ref	OEM number	Name
	BHR-11102-00	Cylinder Head Assy
	90116-06037	Bolt, Stud
	94701-00434	Plug, Spark (NGK LMAR8G)
	BHR-11181-00	Gasket, Cylinder Head 1
	93612-16254	PIN, Dowel
	90105-10494	Bolt, Flange Deep Recess
	90201-10025	Washer, Plate
	90110-06176	Bolt, Hexagon Socket Head
	BHR-11190-00	Cover, Cylinder Head 1
	90116-06048	Bolt, Stud
	BDB-11168-00	Cover, Breather
	B2W-11133-10	Guide, Valve 1
	90105-06225	Bolt, Flange
	B2W-11169-00	Gasket, Breather Cover
	B2W-12241-00	Guide, Stopper 2
	BHR-11193-00	Gasket, Head Cover 1
	1SM-11194-00	Gasket, Head Cover 2
	5UM-1119E-00	Bolt, Cover Head
	BHR-11311-00	Cylinder 1
	BHR-11351-00	Gasket, Cylinder
	93612-16254	PIN, Dowel
	90110-06439	Bolt, Hexagon Socket Head
	5PS-11134-10	Guide, Valve 2
	BR9-11395-00	Holder
	95702-06500	NUT, Flange
	90105-06027	Bolt, Flange
	90105-06027	Bolt, Flange
	91808-16023	PIN, Dowel
	91808-16023	PIN, Dowel
	BHR-15138-00	Nozzle 1
	90105-06227	Bolt, Flange
	90430-06014	Gasket