Crankshaft & piston Diagram Yamaha YZ490 Motocross
- Year
- 1990
- Sales region
- USA
- Engine Capacity
- 490
- Model
- YZ490
Difficulties in parts search?
Difficulties in parts search?
| Description | OEM Part # | Price | |||
|---|---|---|---|---|---|
|
1
|
1
40T-11631-00-93 Piston StdUR |
40T-11631-00-93 |
from US $167.96 |
||
|
1
|
1
40T-11635-00-00
Piston 1St O/s (.25Mm)
1ST O/S .25MM AP |
40T-11635-00-00 |
— | ||
|
1
|
1
40T-11636-00-00 Piston 2Nd O/s (.50Mm)2ND O/S .50MM AP |
40T-11636-00-00 |
US $141.07 |
||
|
1
|
1
40T-11637-00-00 Piston 3Rd O/s (.75Mm)3RD O/S .75MM AP |
40T-11637-00-00 |
US $139.48 |
||
|
1
|
1
40T-11638-00-00
Piston 4Th O/s (1.00Mm)
4TH O/S 1.00MM AP |
40T-11638-00-00 |
— | ||
| replacement | |||||
|
1
|
1
999-99999-99-00
Not Available
4TH O/S 1.00MM AP |
999-99999-99-00 |
— | ||
|
2
|
2
5X6-11601-10-00 Piston Ring SetPiston ring set (1st o/s) 1ST O/S AP |
5X6-11601-10-00 |
US $55.98 |
||
|
2
|
2
5X6-11601-00-00
Piston Ring Set Std
|
5X6-11601-00-00 |
— | ||
|
2
|
2
5X6-11601-20-00
Piston Ring Set
2ND O/S AP |
5X6-11601-20-00 |
— | ||
| replacement | |||||
|
2
|
2
999-99999-99-00
Not Available
2ND O/S AP |
999-99999-99-00 |
— | ||
|
2
|
2
5X6-11601-30-00
Piston Ring Set
3RD O/S AP |
5X6-11601-30-00 |
— | ||
|
2
|
2
5X6-11601-40-00
Piston Ring Set
4TH O/S AP |
5X6-11601-40-00 |
— | ||
|
3
|
3
275-11633-00-00 Pin, Piston |
275-11633-00-00 |
from US $26.84 |
||
|
4
|
4
934-50190-52-00 Circlip |
934-50190-52-00 |
from US $1.65 |
||
|
5
|
5
93310-418E9-00 Bearing |
93310-418E9-00 |
from US $16.51 |
||
|
6
|
6
40T-11400-00-00
Crankshaft Assembly (3R5-11400-
3R5-11400- |
40T-11400-00-00 |
— | ||
| replacement | |||||
|
6
|
6
999-99999-99-00
Not Available
3R5-11400- |
999-99999-99-00 |
— | ||
|
7
|
7
3R5-11412-00-00
Crank 1
|
3R5-11412-00-00 |
— | ||
| replacement | |||||
|
7
|
7
999-99999-99-00
Not Available
|
999-99999-99-00 |
— | ||
|
8
|
8
3R5-11422-00-00
Crank 2
|
3R5-11422-00-00 |
— | ||
|
9
|
9
3R8-11681-00-00 Pin, Crank 1 |
3R8-11681-00-00 |
from US $25.45 |
||
|
10
|
10
3R5-11651-00-00 Rod, Connecting |
3R5-11651-00-00 |
from US $113.08 |
||
|
11
|
11
933-10425-N4-00
Bearing, Cylindrical
|
933-10425-N4-00 |
— | ||
| replacement | |||||
|
11
|
11
93310-425P2-00 Bearing |
93310-425P2-00 |
from US $28.44 |
||
|
12
|
12
90209-25085-00 Washer, (90209-25220) |
90209-25085-00 |
from US $7.81 |
||
|
13
|
13
93306-30615-00 Bearing |
93306-30615-00 |
from US $37.70 |
||
|
14
|
14
93103-30150-00 Oil Seal (38W)38W |
93103-30150-00 |
from US $16.61 |
||
|
15
|
15
90280-03017-00 Key, Woodruff |
90280-03017-00 |
from US $1.65 |
||
|
16
|
16
93306-30615-00 Bearing |
93306-30615-00 |
from US $37.70 |
||
|
17
|
17
3R8-11681-00-00 Pin, Crank 1ALTERNATE PART |
3R8-11681-00-00 |
from US $25.45 |
||
|
17
|
17
93103-40091-00 Oil Seal |
93103-40091-00 |
from US $19.30 |
||
|
17
|
17
3R5-11651-00-00 Rod, Connecting |
3R5-11651-00-00 |
from US $113.08 |
||
|
17
|
17
3R5-11650-00-00 Connecting Rod Assembly |
3R5-11650-00-00 |
from US $255 |
||
|
17
|
17
5X6-11601-00-00
Piston Ring Set Std
|
5X6-11601-00-00 |
— | ||
|
17
|
17
5X6-11601-10-00 Piston Ring SetPiston ring set (1st o/s) 1ST O/S ALTERNATE PART |
5X6-11601-10-00 |
US $55.98 |
||
|
17
|
17
5X6-11601-20-00
Piston Ring Set
2ND O/S ALTERNATE PART |
5X6-11601-20-00 |
— | ||
| replacement | |||||
|
17
|
17
999-99999-99-00
Not Available
2ND O/S ALTERNATE PART |
999-99999-99-00 |
— | ||
|
17
|
17
5X6-11601-30-00
Piston Ring Set
3RD O/S ALTERNATE PART |
5X6-11601-30-00 |
— | ||
|
17
|
17
5X6-11601-40-00
Piston Ring Set
4TH O/S ALTERNATE PART |
5X6-11601-40-00 |
— | ||
|
17
|
17
40T-11630-00-00
Piston Kit Std
|
40T-11630-00-00 |
— | ||
| replacement | |||||
|
17
|
17
999-99999-99-00
Not Available
|
999-99999-99-00 |
— | ||
|
17
|
17
40T-11631-00-93 Piston Std |
40T-11631-00-93 |
from US $167.96 |
||
|
17
|
17
40T-11630-10-00
Piston Kit 1St O/s
1ST O/S |
40T-11630-10-00 |
— | ||
| replacement | |||||
|
17
|
17
999-99999-99-00
Not Available
1ST O/S |
999-99999-99-00 |
— | ||
|
17
|
17
40T-11630-20-00
Piston Kit 2Nd O/s
2ND O/S |
40T-11630-20-00 |
— | ||
| replacement | |||||
|
17
|
17
999-99999-99-00
Not Available
2ND O/S |
999-99999-99-00 |
— | ||
|
17
|
17
40T-11630-30-00
Piston Kit 3Rd (3Rd O/s)
3RD 3RD O/S |
40T-11630-30-00 |
— | ||
| replacement | |||||
|
17
|
17
999-99999-99-00
Not Available
3RD 3RD O/S |
999-99999-99-00 |
— | ||
|
17
|
17
40T-11630-40-00
Piston Kit (4Th O/s)
4TH O/S |
40T-11630-40-00 |
— | ||
| replacement | |||||
|
17
|
17
999-99999-99-00
Not Available
4TH O/S |
999-99999-99-00 |
— | ||
|
17
|
17
40T-11635-00-00
Piston 1St O/s (.25Mm)
1ST O/S .25MM ALTERNATE PART |
40T-11635-00-00 |
— | ||
|
17
|
17
40T-11636-00-00 Piston 2Nd O/s (.50Mm)2ND O/S .50MM ALTERNATE PART |
40T-11636-00-00 |
US $141.07 |
||
|
17
|
17
40T-11637-00-00 Piston 3Rd O/s (.75Mm)3RD O/S .75MM ALTERNATE PART |
40T-11637-00-00 |
US $139.48 |
||
|
17
|
17
40T-11638-00-00
Piston 4Th O/s (1.00Mm)
4TH O/S 1.00MM ALTERNATE PART |
40T-11638-00-00 |
— | ||
| replacement | |||||
|
17
|
17
999-99999-99-00
Not Available
4TH O/S 1.00MM ALTERNATE PART |
999-99999-99-00 |
— | ||
|
17
|
17
934-50190-52-00 Circlip |
934-50190-52-00 |
from US $1.65 |
||
|
17
|
17
275-11633-00-00 Pin, Piston |
275-11633-00-00 |
from US $26.84 |
||
|
17
|
17
90209-25085-00 Washer, (90209-25220) |
90209-25085-00 |
from US $7.81 |
||
|
17
|
17
933-10425-N4-00
Bearing, Cylindrical
|
933-10425-N4-00 |
— | ||
| replacement | |||||
|
17
|
17
93310-425P2-00 Bearing |
93310-425P2-00 |
from US $28.44 |
||
