1975 Yamaha MX250B Crank - Piston

Change Assembly
Diagrams Shown are for U.S. Models

Crank - Piston

Prices shown are USD

Ref#
 Part
Price
Qty
 
1
Crankshaft Assembly
1
Crank 1
2
. No Longer Available
$143.09
2
Piston Kit Std
2
Piston Kit 2Nd
2
No Longer Available
2
Piston Kit 3Rd
2
Piston Kit 1St
3
. Rod, Connecting
4
. Pin, Crank 1
$48.59
5
. Plug, Blind
$13.49
6
. Bearing, Cylindrical
$38.69
7
. Washer, (90209-25220)
$8.74
8
Piston Std (69.96Mm Std)
8
Piston 4 O/S 1.00 (71.00Mm 4Th ALTERNATE PARTS
8
Piston 3 O/S 0.75 (70.75Mm 3Rd ALTERNATE PARTS
8
Piston 1 O/S 0.25 (70.25Mm 1St ALTERNATE PARTS
8
Piston 2 O/S 0.50 (70.50Mm 2Nd SEE M5-006ALTERNATE PARTS
9
Ring, Piston Std
9
Ring, Piston 1St ALTERNATE PARTS
9
Ring, Piston 3Rd (3Rd O.S.) ALTERNATE PARTS
9
Ring, Piston 4Th (4Th O.S.) ALTERNATE PARTS
9
Ring, Piston 2Nd ALTERNATE PARTS
10
Bearing
$18.89
11
Pin, Piston
$18.89
12
Circlip
$4.29
13
$46.79
14
Oil Seal (38W)
$16.19
15
Oil Seal
$15.74
16
$7.79
17
Gear, Pri Drive
18
Spring, Belleville
$11.69
19
$11.86
20
Key, Woodruff
$8.74
21
Key, Straight
$9.99