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Main Bearing And Connecting Rod Big End Bearing Inside Diameter; Clearance Between Main Journals/Crank Pins And Connecting Rod Bearings; Main Bearíng Supports - Dimensions; Main Bearing Housings - Kohler KD 625/2 Workshop Manual

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4
Disassembly / Reassembly
77
78
79
80
- 44 -

Main bearing and connecting rod big end bearing inside diameter

Ref.
E
F
G
H
The above dimensions refer to driven in or tightened bearings.
Note: Both main bearings and connecting rod big end bearings are
available with inside diameter size measuring 0.25 and 0.50 mm
less than the standard version.
Clearance between main journals/crank pins and connecting
rod bearings
Ref.
Clearance (mm)
E
A -
0
.
0
5
F
B -
0 .
3
0
G
C -
0
0 .
5
0
H
D -
0 .
5
Main bearíng supports -
Dimensions
1 Flywheel side
2 Central
3 Gear side

Main bearing housings

Ref.
A
B
C
KD 625-2 Workshop Manual_cod. ED0053029380_1° ed_ rev. 00
Dimensions (mm)
5
5
0 .
0
0
÷
5
5
0 .
2
0
4
5
5 .
4
8
÷
4
5
5 .
7
8
5
5
4 .
0
4
÷
5
5
4 .
3
5
5
5
0 .
0
0
÷
5
5
0 .
2
0
Limit value (mm)
0
÷
0
0 .
8
9
0
1 .
2
÷
0
0 .
7
8
0
1 .
4
÷
0
1 .
0
4
0
1 .
0
÷
0
0 .
8
9
0
1 .
Dimensions (mm)
Ref.
I
1
4
9
0 .
0
L
6
0
0 .
0
M
1
4
7
0 .
0
N
5
9
0 .
7
O
7
5
9 .
9
P
6
0
0 .
0
Q
2
3
9 .
R
3
1
1 .
Dimensions
(mm)
1
4
9
0 ,
0
0
÷
1
4
9
0 ,
2
0
1
4
7
0 ,
0
0
÷
1
4
7
0 ,
2
0
7
6
0 ,
0
0
÷
7
6
0 ,
2
0
8
0
0
5
9
0
8
0
0
÷
1
4
9
0 .
2
0
0
÷
6
0
0 .
2
0
0
÷
1
4
7
0 .
1
8
4
÷
5
9
0 .
9
3
0
÷
7
6
0 .
1
0
0
÷
6
0
0 .
2
0
5
÷
2
4
0 .
5
0
÷
3
1
2 .
0
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