Displacement

Year

Model

Finish line

Parts catalogue

Parts diagram

PISTON REBUILT KIT

CYLINDER HEAD FOR YAMAHA YZ 125 MONSTER ENERGY YAMAHA RACING EDITION 2023

EXHAUST VALVE CONTROL

(1) B4X-11111-00

HEAD, CYLINDER 1

(2) 90116-08027

BOLT, STUD

(2) 90116-08027

BOLT, STUD

(3) 90176-08005

NUT, CROWN

(4) 90201-080L8

WASHER, PLATE

(5) 93210-63442

O-RING (4U8)

(6) 93210-90785

O-RING(3LD)

(7) 936040807100

PIN, DOWEL (278)

(7) 936040807100

PIN, DOWEL (278)

(8) B4X-11311-00

CYLINDER 1

(9) B4X-11351-00

GASKET, CYLINDER

(10) 90116-08031

BOLT, STUD

(10) 90116-08031

BOLT, STUD

(11) 90116-08028

BOLT, STUD

(11) 90116-08028

BOLT, STUD

(12) 99590-10114

PIN, DOWEL

(12) 99590-10114

PIN, DOWEL

(13) 90179-08019

NUT

(14) 94702-00193

PLUG, SPARK(BR9EVX)

(15) B4X-1131D-00

VALVE ASSY

(16) B4X-1132D-00

VALVE ASSY 2

(17) 90149-05001

SCREW

(17) 90149-05001

SCREW

(18) 5HD-1131V-00

SHAFT 1

(19) 4SS-11832-00

LEVER, LINK

(20) 913170401000

BOLT, SOCKET

(21) 5UN-11395-00

HOLDER

(22) 93104-08040

OIL SEAL (8X12X3-371)

(23) B4X-1131M-00

COVER

(24) 4JY-11166-00

PIPE, BREATHER 1

(25) 904671411700

CLIP(MG5)

(26) 1C3-11354-00

GASKET

(27) 90119-05008

BOLT, WITH WASHER

(28) 90508-16134

SPRING, TORSION

(28) 90508-16134

SPRING, TORSION

(29) 90387-08785

COLLAR (7G5)

(29) 90387-08785

COLLAR (7G5)

(30) B4X-11992-00

HOUSING 2

(31) B4X-11993-00

GASKET

(32) 901010539600

BOLT (2E9)

(33) 929900560000

WASHER, PLAIN (646)

(34) B4X-11995-00

SEAL, HOUSING

	Part number	Description	Qty
# 1	B4X-11111-00 B4X1111100 B4X1111100	HEAD, CYLINDER 1	£174,64
# 2	90116-08027 9011608027 9011608027	BOLT, STUD	£1,96
# 3	90176-08005 9017608005 9017608005	NUT, CROWN	£1,39
# 4	90201-080L8 90201080L8 90201080L8	WASHER, PLATE	£3,01
# 5	93210-63442 9321063442 9321063442	O-RING (4U8)	£11,11
# 6	93210-90785 9321090785 9321090785	O-RING(3LD)	£6,67
# 7	936040807100 936040807100 936040807100	PIN, DOWEL (278)	£1,58
# 8	B4X-11311-00 B4X1131100 B4X1131100	CYLINDER 1	£470,44
# 9	B4X-11351-00 B4X1135100 B4X1135100	GASKET, CYLINDER	£13,72
# 10	90116-08031 9011608031 9011608031	BOLT, STUD	£1,96
# 11	90116-08028 9011608028 9011608028	BOLT, STUD	£4,13
# 12	99590-10114 9959010114 9959010114	PIN, DOWEL	£3,96
# 13	90179-08019 9017908019 9017908019	NUT	£0,52
# 14	94702-00193 9470200193 9470200193	PLUG, SPARK(BR9EVX)	£23,03
# 15	B4X-1131D-00 B4X1131D00 B4X1131D00	VALVE ASSY	£229,57
# 16	B4X-1132D-00 B4X1132D00 B4X1132D00	VALVE ASSY 2	£229,57
# 17	90149-05001 9014905001 9014905001	SCREW	£0,74
# 18	5HD-1131V-00 5HD1131V00 5HD1131V00	SHAFT 1	£30,36
# 19	4SS-11832-00 4SS1183200 4SS1183200	LEVER, LINK	£59,17
# 20	91312-04010 913170401000 9131204010	BOLT, SOCKET	£1,06
# 21	5UN-11395-00 5UN1139500 5UN1139500	HOLDER	£45,06
# 22	93104-08040 9310408040 9310408040	OIL SEAL (8X12X3-371)	£7,24
# 23	B4X-1131M-00 B4X1131M00 B4X1131M00	COVER	£32,38
# 24	4JY-11166-00 4JY1116600 4JY1116600	PIPE, BREATHER 1	£10,97
# 25	90467-13062 904671411700 9046713062	CLIP(MG5)	£1,06
# 26	1C3-11354-00 1C31135400 1C31135400	GASKET	£4,06
# 27	90119-05008 9011905008 9011905008	BOLT, WITH WASHER	£0,48
# 28	90508-16134 9050816134 9050816134	SPRING, TORSION	£3,76
# 29	90387-08785 9038708785 9038708785	COLLAR (7G5)	£3,72
# 30	B4X-11992-00 B4X1199200 B4X1199200	HOUSING 2	£18,04
# 31	B4X-11993-00 B4X1199300 B4X1199300	GASKET	£5,53
# 32	97002-05020 901010539600 9700205020	BOLT (2E9)	£1,37
# 33	92902-05600 929900560000 9290205600	WASHER, PLAIN (646)	£0,48
# 34	B4X-11995-00 B4X1199500 B4X1199500	SEAL, HOUSING	£10,96

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