YZ125
A1
1 55Y-11111-00-00 . HEAD, CYLINDER 1 . . . . . . . . 1
2 90116-08394-00 BOLT, STUD . . . . . . . . . . . . . . 3
3 90116-08392-00 BOLT, STUD . . . . . . . . . . . . . . 2
4 99510-10114-00 PIN, DOWEL . . . . . . . . . . . . . . 2
5 90176-08026-00 NUT, CROWN . . . . . . . . . . . . . 5
6 90201-08087-00 WASHER, PLATE . . . . . . . . . . . 5
7 55Y-11181-00-00 . GASKET, CYLINDER.HEAD 1 1
8 55Y-11311-00-00 . CYLINDER 1 . . . . . . . . . . . . . 1
9 24X-11351-00-00 GASKET, CYLINDER . . . . . . . . 1
10 90116-08318-00 BOLT, STUD . . . . . . . . . . . . . . 2
11 90116-08409-00 BOLT, STUD . . . . . . . . . . . . . . 2
12 90179-08246-00 NUT, SPEC’’L SHAPE . . . . . . . 4
13 99510-10114-00 PIN, DOWEL . . . . . . . . . . . . . . 2
14 NGK-B9EG0-00-00 NGK B9EG 4PK . . . . . . . . . . . . 1 U.R. LM FOR U.S.A
15 4V2-1131E-00-00 . HOLDER 1 . . . . . . . . . . . . . . . 1
16 95826-06010-00 BOLT, FLANGE . . . . . . . . . . . . 1
17 90430-06192-00 GASKET . . . . . . . . . . . . . . . . . 1
18 55Y-1131A-00-00 . VALVE 1 . . . . . . . . . . . . . . . . 1
19 39W-W1132-00-00 HOLDER 1 . . . . . . . . . . . . . . . . 1
20 98516-05012-00 SCREW, PAN HEAD 4CG . . . . . 2
21 5X4-1131N-00-00 GASKET HOLDER . . . . . . . . . . 1
22 5X4-Y113F-10-00 HOLDER 2 ASSEMBLY . . . . . . 1
23 93104-16074-00 OIL SEAL . . . . . . . . . . . . . . . . . 1
24 93210-270A8-00 O-RING . . . . . . . . . . . . . . . . . . 1
25 90387-102F3-00 COLLAR . . . . . . . . . . . . . . . . . 1
26 5X5-11937-00-00 BOSS, COLLAR . . . . . . . . . . . . 1
27 93210-09192-00 O-RING . . . . . . . . . . . . . . . . . . 1
28 55Y-11915-00-00 PLATE, THRUST 1 . . . . . . . . . . 1
29 98506-05010-00 SCREW, PAN HEAD . . . . . . . . 1
CONTINUED ON NEXT FRAME ➤
CYLINDER
Ref. Part
No. Number Description Qty Remarks
A2
YZ125
30 24X-11992-00-00 HOUSING 2 . . . . . . . . . . . . . . . 1
31 5X4-11993-00-00 . GASKET, YPVS HOUSIN . . . . 1
32 98506-05018-00 SCREW, PAN HEAD . . . . . . . . 3
33 98506-05025-00 SCREW, PAN HEAD . . . . . . . . 1
34 5X4-11995-00-00 SEAL, HOUSING . . . . . . . . . . . 1
CYLINDER
Ref. Part
No. Number Description Qty Remarks
A3
YZ125
1 55Y-11400-00-00 CRANKSHAFT ASSEMBLY . . . 1
2 55Y-11412-00-00 . CRANK 1 . . . . . . . . . . . . . . . . 1
3 55Y-11422-00-00 . CRANK 2 . . . . . . . . . . . . . . . . 1
4 55Y-11651-00-00 . ROD, CONNECTING . . . . . . . . 1
5 36F-11681-00-00 . PIN, CRANK 1 . . . . . . . . . . . . 1
6 90209-22248-00 . WASHER . . . . . . . . . . . . . . . . 2
7 93310-522M4-00 . BEARING, CYLINDRICAL . . . 1
8 55Y-11631-00-94 . PISTON STD . . . . . . . . . . . . . 1
55Y-11635-00-00 . PISTON 1ST OS . . . . . . . . . . . 1
55Y-11636-00-00 . PISTON 2 O/S 0. 0 . . . . . . . . . 1
55Y-11637-00-00 . PISTON 3 O/S 0. 5 . . . . . . . . . 1
9 5X4-11611-02-00 RING, PISTON . . . . . . . . . . . . . 1
5X4-11611-11-00 RING, PISTON 1ST . . . . . . . . . 1 ALT. PART
5X4-11611-21-00 RING, PISTON 2ND . . . . . . . . . 1 ALT. PART
5X4-11611-31-00 RING, PISTON 3RD . . . . . . . . . 1 ALT. PART
10 137-11633-00-00 PIN, PISTON . . . . . . . . . . . . . . 1
11 93450-17129-00 CIRCLIP . . . . . . . . . . . . . . . . . . 2
12 93310-216L2-00 BEARING, CYLINDRICAL . . . . 1
13 93306-30421-00 BEARING (B6304C3) . . . . . . . . 1
14 93306-20529-00 BEARING (B6205C4) . . . . . . . . 1
15 93103-28126-00 OIL SEAL . . . . . . . . . . . . . . . . . 1
16 93102-25258-00 OIL SEAL, SD-TYPE . . . . . . . . 1
17 90282-05053-00 KEY, STRAIGHT . . . . . . . . . . . 1
18 55Y-11630-00-00 PISTON KIT . . . . . . . . . . . . . . . 1 ALTERNATE PARTS
55Y-11630-10-00 PISTON KIT . . . . . . . . . . . . . . . 1 ALTERNATE PARTS
55Y-11630-20-00 PISTON KIT . . . . . . . . . . . . . . . 1 ALTERNATE PARTS
55Y-11630-30-00 PISTON KIT . . . . . . . . . . . . . . . 1 ALTERNATE PARTS
55Y-11650-00-00 CONNECTING ROD ASSEMBLY 1 ALTERNATE PARTS
90280-03017-00 KEY, WOODRUFF . . . . . . . . . . 1
CRANKSHAFT - PISTON
Ref. Part
No. Number Description Qty Remarks
A4
YZ125
1 24X-12436-00-00 GEAR, DRIVE . . . . . . . . . . . . . 1
2 24X-12459-00-00 GEAR, IMPELLER SHAF . . . . . 1
3 24X-12450-00-00 IMPELLER SHAFT ASSEMBLY 1
4 99001-08600-00 CIRCLIP . . . . . . . . . . . . . . . . . . 1
5 93103-12119-00 OIL SEAL . . . . . . . . . . . . . . . . . 1
6 90201-081G0-00 WASHER, PLATE . . . . . . . . . . . 1
7 90201-106M5-00 WASHER, PLATE . . . . . . . . . . . 1
8 24X-12422-00-00 COVER, HOUSING . . . . . . . . . . 1
9 24X-12428-01-00 . GASKET, HSNG CVR 2 . . . . . 1
10 93604-10011-00 PIN, DOWEL . . . . . . . . . . . . . . 2
11 90430-06166-00 GASKET . . . . . . . . . . . . . . . . . 1
12 95826-06020-00 BOLT, flange (95806-06020-00) 1
13 98516-06020-00 SCREW, PAN HEAD . . . . . . . . 2
WATER PUMP
Ref. Part
No. Number Description Qty Remarks
A5
YZ125
1 39W-12460-01-00 RADIATOR ASSEMBLY . . . . . . 1
2 90446-09013-00 HOSE (90446-09079) . . . . . . . . 1
3 90467-09006-00 CLIP . . . . . . . . . . . . . . . . . . . . 1
4 39W-1240A-01-00 RADIATOR ASSEMBLY 2 . . . . 1
5 22W-12462-00-00 . CAP, RADIATOR . . . . . . . . . . 1
6 39W-12481-00-00 PIPE 1 . . . . . . . . . . . . . . . . . . . 1
7 39W-12482-00-00 PIPE 2 . . . . . . . . . . . . . . . . . . . 1
8 39W-12483-00-00 PIPE 3 . . . . . . . . . . . . . . . . . . . 1
9 39W-12484-00-00 PIPE 4 . . . . . . . . . . . . . . . . . . . 1
10 90460-31253-00 CLAMP, HOSE . . . . . . . . . . . . . 10
11 90460-22252-00 CLAMP, HOSE . . . . . . . . . . . . . 4
12 90460-15227-00 CLAMP, HOSE . . . . . . . . . . . . . 2
13 90480-15064-00 GROMMET . . . . . . . . . . . . . . . . 4
14 90387-074W0-00 COLLAR . . . . . . . . . . . . . . . . . 3
15 97021-06030-00 BOLT . . . . . . . . . . . . . . . . . . . . 4
16 90201-061A5-00 WASHER, PLATE . . . . . . . . . . . 4
17 90201-06570-00 WASHER, PLATE . . . . . . . . . . . 4
18 39W-12485-00-00 PIPE 5 . . . . . . . . . . . . . . . . . . . 1
19 39W-12476-00-00 PIPE 6 . . . . . . . . . . . . . . . . . . . 1
20 39W-12477-00-00 PIPE 7 . . . . . . . . . . . . . . . . . . . 1
21 39W-1248A-00-00 PIPE 8 . . . . . . . . . . . . . . . . . . . 1
22 22W-24181-00-00 DAMPER, LOCATING 1 . . . . . . 2
23 24Y-12469-00-00 JOINT 1 . . . . . . . . . . . . . . . . . . 2
24 90480-18276-00 GROMMET . . . . . . . . . . . . . . . . 2
25 90387-060A7-00 COLLAR . . . . . . . . . . . . . . . . . 2
26 97021-06030-00 BOLT . . . . . . . . . . . . . . . . . . . . 2
27 90201-061A5-00 WASHER, PLATE . . . . . . . . . . . 2
28 90201-06570-00 WASHER, PLATE . . . . . . . . . . . 2
29 55Y-12498-00-00 PROTECTOR . . . . . . . . . . . . . . 1
CONTINUED ON NEXT FRAME ➤
RADIATOR - HOSE
Ref. Part
No. Number Description Qty Remarks
A6
YZ125
30 55Y-1244E-00-00 BRACKET 1 . . . . . . . . . . . . . . . 1
14-1 90387-060G8-00 COLLAR . . . . . . . . . . . . . . . . . 1
14-2 90201-100L3-00 WASHER, PLATE . . . . . . . . . . . 1
RADIATOR - HOSE
Ref. Part
No. Number Description Qty Remarks
A7
YZ125
1 1LX-13610-01-00 REED VALVE ASSEMBLY . . . . 1
2 55Y-13613-00-00 . REED, VALVE . . . . . . . . . . . . 2
3 55Y-13616-00-00 . STOPPER, REED VALVE . . . . 2
4 98580-03008-00 . SCREW, PAN HEAD . . . . . . . 6
5 39W-13621-00-00 GASKET, VALVE SEAT . . . . . . 1
6 55Y-13565-00-00 JOINT, CARBURETOR . . . . . . . 1
7 97011-06020-00 BOLT . . . . . . . . . . . . . . . . . . . . 4
8 90201-061A5-00 WASHER, PLATE . . . . . . . . . . . 4
9 90462-05005-00 CLAMP . . . . . . . . . . . . . . . . . . 1
10 90460-51109-00 CLAMP, HOSE . . . . . . . . . . . . . 1
11 90460-68231-00 CLAMP, HOSE . . . . . . . . . . . . . 1
12 (55Y-14453-01-00) JOINT, AIR CLNR 1 . . . . . . . . . 1
13 55Y-14459-00-00 HOLDER, GUIDE . . . . . . . . . . . 1
14 39W-14462-00-00 SEAL . . . . . . . . . . . . . . . . . . . . 1
15 95601-05100-00 NUT, U . . . . . . . . . . . . . . . . . . . 6
16 39K-14457-00-00 SEAL . . . . . . . . . . . . . . . . . . . . 1
17 90504-03033-00 SPRING, COMPRESSION . . . . . 1
18 39W-W1441-01-00 AIR CLEANER CASE . . . . . . . . 1
19 92990-05200-00 WASHER, PLAIN . . . . . . . . . . . 6
20 39W-14451-00-00 ELEMENT, AIR CLNR . . . . . . . 1
21 39W-14458-00-00 GUIDE, ELEMENT . . . . . . . . . . 1
22 55Y-14468-00-00 PLATE, ELEMENT FTNG . . . . . 1
23 43M-14412-00-00 CAP, CLEANER CASE 1 . . . . . 1
24 39W-14452-00-00 . SEAL . . . . . . . . . . . . . . . . . . . 1
25 43G-14452-00-00 SEAL . . . . . . . . . . . . . . . . . . . . 1
26 39W-21737-10-00 EMBLEM . . . . . . . . . . . . . . . . . 1
27 98516-06012-00 SCREW, PAN HEAD . . . . . . . . 3
28 92906-06600-00 WASHER . . . . . . . . . . . . . . . . . 3
29 97013-06012-00 BOLT . . . . . . . . . . . . . . . . . . . . 3
CONTINUED ON NEXT FRAME ➤
INTAKE
Ref. Part
No. Number Description Qty Remarks
A8
YZ125
30 92995-06100-00 WASHER, SPRING . . . . . . . . . . 3
31 90201-061A5-00 WASHER, PLATE . . . . . . . . . . . 3
INTAKE
Ref. Part
No. Number Description Qty Remarks
A9
YZ125
1 55Y-14101-10-00 CARBURETOR ASSEMBLY 1 . 1
2 483-14184-00-00 . GASKET, FLOAT CHMBR . . . 1
3 193-14142-55-00 . JET, PILOT #55 (# 55) . . . . . . 1 ALT. PART
193-14142-60-00 . JET, PILOT #60 (60) . . . . . . . . 1
193-14142-65-00 . JET, PILOT (-65) . . . . . . . . . . 1
4 (239-14141-56-00) NOZZLE, MAIN . . . . . . . . . . . . 1
239-14141-52-00 . NOZZLE, MAIN . . . . . . . . . . . 1 ALT. PART
239-14141-54-00 . NOZZLE, MAIN . . . . . . . . . . . 1
5 137-14143-48-A1 . JET, MAIN (#240) . . . . . . . . . . 1 ALT. PART
137-14143-50-A1 . JET, MAIN (#250) . . . . . . . . . . 1
137-14143-52-00 . JET, MAIN (#260) . . . . . . . . . . 1 ALT. PART
6 310-14185-00-00 . FLOAT . . . . . . . . . . . . . . . . . . 2
7 24X-14107-33-00 . NEEDLE VALVE SET (#3.3) . . 1
8 537-14186-00-00 . PIN, FLOAT . . . . . . . . . . . . . . 1
9 2J2-14196-00-00 . PIPE . . . . . . . . . . . . . . . . . . . 1
10 98580-05016-00 . SCREW, PAN HEAD . . . . . . . 4
11 92990-05100-00 . WASHER, SPRING . . . . . . . . . 4
12 310-14197-00-00 . PIPE, AIRVENT . . . . . . . . . . . 2
13 431-14131-00-00 . SPRING, THRTL VALVE . . . . . 1
14 24X-14106-00-00 . CBLE AJST SCRW
SETSCREW SET . . . . . . . . . . 1
15 23X-14104-00-00 . AIR SCREW SET . . . . . . . . . . 1
16 24X-14103-00-00 . THROTTLE SCREW SET . . . . 1
17 (3R6-14112-30-00) VALVE, THROTTLE . . . . . . . . . 1
3R6-14112-20-00 . VALVE, THROTTLE 1 . . . . . . . 1 ALT. PART
3R6-14112-25-00 . VALVE, THROTTLE 1 . . . . . . . 1
18 483-14146-00-00 . PLATE . . . . . . . . . . . . . . . . . . 1
19 (55Y-14153-00-00) WASHER, MAIN JET . . . . . . . . 1
20 2K6-14115-00-00 . PLUG, SCREW . . . . . . . . . . . . 1
CONTINUED ON NEXT FRAME ➤
CARBURETOR
Ref. Part
No. Number Description Qty Remarks
A10
YZ125
You're Reading a Preview
What's Included?
Lifetime Access
Fast Download Speeds
Online & Offline Access
Access PDF Contents & Bookmarks
Full Search Facility
Print one or all pages of your manual
$28.99
YAMAHA YZ125 Parts Manual Catalog 1985
Viewed 45 Times Today
What's Included?
Lifetime Access
Fast Download Speeds
Online & Offline Access
Access PDF Contents & Bookmarks
Full Search Facility
Print one or all pages of your manual
$28.99
Secure transaction
What's Included?
Lifetime Access
Fast Download Speeds
Online & Offline Access
Access PDF Contents & Bookmarks
Full Search Facility
Print one or all pages of your manual
Description
Get access to a comprehensive parts manual, parts list, and parts catalog featuring detailed exploded diagrams and manufacturer part numbers for every component. This resource is invaluable for both professional mechanics and DIY enthusiasts.
- Enlargable views allow for detailed inspection of even the smallest parts.
- Exploded views provide essential assistance for assembly and disassembly procedures.
- Available in PDF format, ensuring ease of access and readability.
- An indispensable tool for facilitating disassembly and reassembly tasks.
This manual is designed for effortless use, allowing you to print specific sections as needed. It serves as the ultimate parts list manual, providing all the information you require.
With instant access, there are no shipping costs or waiting for physical delivery. Upon secure payment processing, you will receive the manual immediately. Compatibility is assured for both PC and MAC, working seamlessly across all Windows versions.
Click the instant access button to obtain this essential parts manual today.
All rights reserved. All trademarks and brands mentioned are the property of their respective owners.
