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1998 Yamaha YZ125 CYLINDER HEAD OEM Parts Diagram

Diagram: F339608
The products below will fit your1998 Yamaha YZ125K1Select a Different Bike
# Item Price Suggested
Qty The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Quantity
1 HEAD, CYLINDER 1
4JY-11111-01-00
$242.39
$302.99
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
View Availability
2 BOLT, STUD
90116-08394-00
$6.43
$6.78
Suggested Quantity 5 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
In Stock: Ships within 24 hours
3 NUT, CROWN
90176-08026-00
$6.89
$7.49
Suggested Quantity 5 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
In Stock: Ships within 24 hours
4 WASHER, PLATE
90201-08087-00
$3.60
$3.75
Suggested Quantity 5 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
In Stock: Ships within 24 hours
5 O-RING
93210-63442-00
$5.97
$6.49
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Available: Requires 1-2 weeks of lead time prior to shipment
6 O-RING
93210-90785-00
$5.51
$5.65
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Available: Requires 1-2 weeks of lead time prior to shipment
7 CYLINDER 1
4SS-11311-30-00
Occasionally manufacturers will replace a part with an updated version. The new part has the same fitment and usage specs and will properly fit this assembly. Supersedes 4SS-11311-10-00
$467.99 Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Unavailable
8 GASKET, CYLINDER
5DH-11351-01-00
Occasionally manufacturers will replace a part with an updated version. The new part has the same fitment and usage specs and will properly fit this assembly. Supersedes 5DH-11351-00-00
$12.79
$15.49
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Out of Stock
9 BOLT, STUD
90116-08318-00
$6.43
$6.78
Suggested Quantity 2 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Available: Requires 1-2 weeks of lead time prior to shipment
10 BOLT, STUD
90116-08388-00
$6.43
$6.78
Suggested Quantity 2 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Available: Requires 1-2 weeks of lead time prior to shipment
11 PIN, DOWEL
99530-10014-00
Occasionally manufacturers will replace a part with an updated version. The new part has the same fitment and usage specs and will properly fit this assembly. Supersedes 99530-10114-00
$3.85 Suggested Quantity 2 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Unavailable
12 NUT
90179-08491-00
Occasionally manufacturers will replace a part with an updated version. The new part has the same fitment and usage specs and will properly fit this assembly. Supersedes 90179-08299-00
$4.22
$4.40
Suggested Quantity 4 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
In Stock: Ships within 24 hours
13 BR9EG NGK SPLUG 4P
BR9-EG000-00-00
Occasionally manufacturers will replace a part with an updated version. The new part has the same fitment and usage specs and will properly fit this assembly. Supersedes NGK-BR9EG-00-00
$5.97
$6.49
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Out of Stock
14 VALVE 1
4SS-1131A-02-00
$209.59
$261.99
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
View Availability
15 VALVE 2
4SS-1132A-02-00
$260.99 Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Unavailable
16 HOLDER 1
4JY-1131E-00-00
$51.99 Suggested Quantity 2 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Unavailable
17 SCREW, BIND
98907-05010-00
$1.20
$1.25
Suggested Quantity 2 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
View Availability
18 WASHER, PLATE
90201-057H5-00
$2.40
$2.50
Suggested Quantity 2 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Available: Requires 1-2 weeks of lead time prior to shipment
19 SHAFT 1
4SS-1131V-00-00
$75.99
$91.33
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
View Availability
20 LEVER, LINK
4SS-11832-00-00
$35.99
$44.99
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
View Availability
21 BOLT
91317-04008-00
$3.31
$3.45
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
In Stock: Ships within 24 hours
22 PIN, DOWEL
93604-18251-00
$1.00
$1.25
Suggested Quantity 2 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Available: Requires 5-7 business days of lead time prior to shipment
23 OIL SEAL
93104-08040-00
$7.35
$7.99
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
In Stock: Ships within 24 hours
24 COVER
4SS-1131M-01-00
Occasionally manufacturers will replace a part with an updated version. The new part has the same fitment and usage specs and will properly fit this assembly. Supersedes 4SS-1131M-00-00
$33.59
$39.99
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
View Availability
25 PIPE, BREATHER 1
4JY-11166-00-00
$9.19
$10.99
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Out of Stock
26 CLIP(MG5)
90467-14117-00
Occasionally manufacturers will replace a part with an updated version. The new part has the same fitment and usage specs and will properly fit this assembly. Supersedes 90467-13062-00
$1.00
$1.25
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
View Availability
27 GASKET
4JY-11354-02-00
$5.19
$5.99
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
View Availability
28 SCREW, BIND
98907-05016-00
$1.20
$1.25
Suggested Quantity 4 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
In Stock: Ships within 24 hours
29 SPRING, TORSION
90508-161B3-00
$5.35 Suggested Quantity 2 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Unavailable
30 COLLAR
90387-08785-00
$3.28
$3.95
Suggested Quantity 2 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
View Availability
31 HOUSING 1
4JY-11991-01-00
$71.99
$86.99
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
View Availability
32 GASKET
4JY-11993-01-00
$5.97
$5.99
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Only 1 Left: Ships within 24 hours
33 BOLT, HEX. HEAD
97017-05016-00
Occasionally manufacturers will replace a part with an updated version. The new part has the same fitment and usage specs and will properly fit this assembly. Supersedes 97007-05016-00
$1.82
$1.90
Suggested Quantity 4 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Available: Requires 1-2 weeks of lead time prior to shipment
34 WASHER, PLATE
92907-05600-00
$0.29
$0.30
Suggested Quantity 4 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Out of Stock
35 SEAL, HOUSING
4JY-11995-00-00
$22.39
$26.86
Suggested Quantity 1 The number of times each part appears in the diagram. Not replacing everything? You may need fewer than suggested.
Available: Requires 1-2 weeks of lead time prior to shipment
Montgomeryville Cycle Center www.montgomeryvillecc.com Yamaha OEM Parts On RevZilla - Powered and Sold by Montgomeryville Cycle Center. RevZilla has partnered with Montgomeryville Cycle Center to offer you a next generation shopping experience for OEM parts.

The same great policies and service you have come to expect when shopping on RevZilla.com will apply to any OEM purchases made online.

RevZilla is proud to carry every original part available for your 1998 Yamaha YZ125 CYLINDER HEAD assembly. Simply reference the OEM parts diagram to confirm the exact part numbers you need. If the assembly calls for more than one of any given part number, it will be noted for you in the suggested order quantity so you can get exactly what you need to get the job done right, the first time. Not quite sure? Feel free to shoot us an email or give us a call to get hands-on help from an OEM parts expert.