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Using suitable feeler gauges, check that the endfloat of the connecting rods is between 0.200 and 0.339
mm.
Refit the lower crankcase shell (
Refitting the lower crankcase shell
Tightening torque
Check the condition and cleanliness of the
Lubricate the areas of the crankshaft
Match the connecting rod caps (A) with the
Definitively tighten the indicated screws.
Tightening torque
Screw (1st pre-tightening
Screw (2nd pre-tightening
Screw (applying angle of 58°
B2.05).
Replace all connecting rod fastener screws
that have been subjected to operating
temperature.
After fitting, the new connecting rod fastener
screws may be removed and refitted
once only.
A connecting rod must be replaced if, after
two consecutive tightening sequences,
the control torque and/or extension
values are no longer within specified
tolerances.
A connecting rod must be replaced if the
maximum control torque value exceeds
100 Nm
The same connecting rod may be installed
up to 10 times provided that all the
tightening torque values remain within
specified tolerances.
mating surfaces between the connecting rod
shanks and the big end caps
corresponding to the connecting rod caps (A)
with engine oil SHELL Helix Ultra SAE 5W-
40.
respective connecting stems and fasten by
hand-tightening the indicated screws.
To match the components correctly, refer to the
alphanumeric code stamped on the
connecting rod caps and stems themselves.
stage)
stage)
±1°)
Nm
Class
+1.5
0
20
Nm
-1.5
+1.5
0
30
Nm
-1.5
+15
0
70
Nm
-15
Nm
Class
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