Displacement

Year

Model

Finish line

Parts catalogue

Parts diagram

CYLINDER HEAD FOR YAMAHA YZ 250 2017

EXHAUST VALVE

(1) 5MW-11111-02

HEAD, CYLINDER 1

(2) 94702-00326

PLUG, SPARK (BR8EG)

(3) 90116-08027

BOLT, STUD

(4) 936040807100

PIN, DOWEL (278)

(5) 90176-08005

NUT, CROWN

(6) 90201-080L8

WASHER, PLATE

(7) 5UP113112100

CYLINDER 1

(8) 5XF-1131D-00

VALVE ASSY

(9) 5CU-1131U-10

HOLDER 3

(10) 901090500200

BOLT

(11) 5CU-1132A-00

VALVE 2

(11) 5CU-1132A-00

VALVE 2

(12) 5UP-11351-00

GASKET, CYLINDER

(13) 90116-10034

BOLT, STUD

(14) 95612-10660

BOLT, STUD

(15) 90116-10034

BOLT, STUD

(16) 95612-10660

BOLT, STUD

(17) 99590-14016

PIN, DOWEL(4JT)

(17) 99590-14016

PIN, DOWEL(4JT)

(18) 90179-10M35

NUT

(19) 93210-74316

O-RING (1J7)

(20) 93211-02703

O-RING(55X)

(21) 5CU-1131E-01

HOLDER 1

(22) 5CU-1131P-00

HOLDER 4

(23) 93210-15639

O-RING (32N)

(23) 93210-15639

O-RING (32N)

(24) 989070501200

SCREW, BINDING

(24) 989070501200

SCREW, BINDING

(25) 90201-05021

WASHER, PLATE

(26) 5CU-11830-00

LINK ASSY

(27) 989070501200

SCREW, BINDING

(28) 93104-08040

OIL SEAL (8X12X3-371)

(29) 5NX-11395-00

HOLDER

(30) 4SS-11832-00

LEVER, LINK

(31) 90508-155B8

SPRING, TORSION

(31) 90508-155B8

SPRING, TORSION

(32) 5MW-1132E-00

PULLEY 1

(33) 5MW-1132F-00

PULLEY 2

(34) 90201-081G0

WASHER, PLATE (24X)

(34) 90201-081G0

WASHER, PLATE (24X)

(35) 90501-046L6

SPRING, COMPRESSION

(35) 90501-046L6

SPRING, COMPRESSION

(36) 5CU-1131V-00

SHAFT 1

(37) 91312-04008

BOLT

(37) 91312-04008

BOLT

(37) 91312-04008

BOLT

(38) 5CU119910100

HOUSING 1

(39) 5CU-11993-00

GASKET

(40) 901010539600

BOLT (2E9)

(41) 929900560000

WASHER, PLAIN (646)

(42) 5CU-11995-00

SEAL, HOUSING

(43) 5CU1131M1100

COVER

(44) 353-13115-01

CONNECTOR, SUCTION PIPE

(45) 5CU-11354-00

GASKET

(46) 98902-05016

SCREW, BIND (8K2)

(47) 90445090F600

HOSE (L1500)

	Part number	Description	Qty
# 1	5MW-11111-02 5MW1111102 5MW1111102	HEAD, CYLINDER 1	£317,14
# 2	94702-00326 9470200326 9470200326	PLUG, SPARK (BR8EG)	£10,79
# 3	90116-08027 9011608027 9011608027	BOLT, STUD	£1,96
# 4	936040807100 936040807100 936040807100	PIN, DOWEL (278)	£1,58
# 5	90176-08005 9017608005 9017608005	NUT, CROWN	£1,39
# 6	90201-080L8 90201080L8 90201080L8	WASHER, PLATE	£3,01
# 7	5UP-11311-20 5UP113112100 5UP1131120	CYLINDER 1	£626,70
# 8	5XF-1131D-00 5XF1131D00 5XF1131D00	VALVE ASSY	£242,98
# 9	5CU-1131U-10 5CU1131U10 5CU1131U10	HOLDER 3	£18,76
# 10	90109-05001 901090500200 9010905001	BOLT	£0,90
# 11	5CU-1132A-00 5CU1132A00 5CU1132A00	VALVE 2	£60,64
# 12	5UP-11351-00 5UP1135100 5UP1135100	GASKET, CYLINDER	£19,51
# 13	90116-10034 9011610034 9011610034	BOLT, STUD	£2,57
# 14	95612-10660 9561210660 9561210660	BOLT, STUD	£6,14
# 15	90116-10034 9011610034 9011610034	BOLT, STUD	£2,57
# 16	95612-10660 9561210660 9561210660	BOLT, STUD	£6,14
# 17	99590-14016 9959014016 9959014016	PIN, DOWEL(4JT)	£2,35
# 18	90179-10M35 9017910M35 9017910M35	NUT	£1,78
# 19	93210-74316 9321074316 9321074316	O-RING (1J7)	£4,44
# 20	93211-02703 9321102703 9321102703	O-RING(55X)	£6,98
# 21	5CU-1131E-01 5CU1131E01 5CU1131E01	HOLDER 1	£33,89
# 22	5CU-1131P-00 5CU1131P00 5CU1131P00	HOLDER 4	£36,44
# 23	93210-15639 9321015639 9321015639	O-RING (32N)	£1,14
# 24	98502-05012 989070501200 9850205012	SCREW, BINDING	£0,48
# 25	90201-05021 9020105021 9020105021	WASHER, PLATE	£0,48
# 26	5CU-11830-00 5CU1183000 5CU1183000	LINK ASSY	£126,14
# 27	98902-05012 989070501200 9890205012	SCREW, BINDING	£0,48
# 28	93104-08040 9310408040 9310408040	OIL SEAL (8X12X3-371)	£7,24
# 29	5NX-11395-00 5NX1139500 5NX1139500	HOLDER	£83,12
# 30	4SS-11832-00 4SS1183200 4SS1183200	LEVER, LINK	£59,17
# 31	90508-155B8 90508155B8 90508155B8	SPRING, TORSION	£3,96
# 32	5MW-1132E-00 5MW1132E00 5MW1132E00	PULLEY 1	£95,44
# 33	5MW-1132F-00 5MW1132F00 5MW1132F00	PULLEY 2	£95,56
# 34	90201-081G0 90201081G0 90201081G0	WASHER, PLATE (24X)	£2,09
# 35	90501-046L6 90501046L6 90501046L6	SPRING, COMPRESSION	£1,06
# 36	5CU-1131V-00 5CU1131V00 5CU1131V00	SHAFT 1	£64,36
# 37	91312-04008 9131204008 9131204008	BOLT	£0,66
# 38	5CU-11991-00 5CU119910100 5CU1199100	HOUSING 1	£143,81
# 39	5CU-11993-00 5CU1199300 5CU1199300	GASKET	£5,32
# 40	97002-05020 901010539600 9700205020	BOLT (2E9)	£1,37
# 41	92902-05600 929900560000 9290205600	WASHER, PLAIN (646)	£0,48
# 42	5CU-11995-00 5CU1199500 5CU1199500	SEAL, HOUSING	£27,90
# 43	5CU-1131M-10 5CU1131M1100 5CU1131M10	COVER	£94,97
# 44	353-13115-01 3531311501 3531311501	CONNECTOR, SUCTION PIPE	£4,54
# 45	5CU-11354-00 5CU1135400 5CU1135400	GASKET	£8,12
# 46	98902-05016 9890205016 9890205016	SCREW, BIND (8K2)	£0,48
# 47	90445-09777 90445090F600 9044509777	HOSE (L1500)	£7,76

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