Connecting Rod Small End Bearing And Pin; Connecting Rod Alignment; Connecting Rod Weight; Connecting Rod Big End Bearing - Kohler KD 625/3 Workshop Manual

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KD Workshop Manual_cod. ED0053029350_1° ed_ rev. 00

Connecting rod small end bearing and pin

Ref. Dimensions (mm)
A 141.95 ÷ 142.05
B 25.020 ÷ 25.030
C 24.995 ÷ 25.000
* with driven and machined bearing.
When refitting the bearing of the connecting rod small end, as you dri-
ve in, make sure that the lubrication hole on the connecting rod coin-
cides with the hole on the bearing.

Connecting rod alignment

Check alignment of small end and big end bearing bores using fitted
mandrels; axial mis-alignment A = 0,02 mm; maximum limit 0,05 mm.
Moderale warpage may be corrected by gradually working with a
press.

Connecting rod weight

Weight connecting rods when replacing them in order to avoid unba-
lance.
The difference in weight should not exceed 10 g.

Connecting rod big end bearing

Both centering notches A and B must be on the same side when re-
fitting.
Tighten bolts at 40 Nm.


See page 39 for dimensions.
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Disassembly / Reassembly
Clearance Limit value
(C-D) (mm) (C-D) (mm)
0.020 ÷ 0.035
4
0.070
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