Fit caps (1b) on connecting rods (1 a) and secure them by tighten-
ing bolts (1c) to the recommended torque.
Connecting rod big end bearing caps
Bolt M9 (da Nm) 2.4 ÷ 2.6 + 60°
Check that the diameter of the big end corresponds to the recom-
mended gures; if not, replace the connecting rods.
Big end inner diameter
53.897 ÷ 53.909 mm
Check that there are no signs of seizing on the ywheel ring gear
teeth; if this is not the case, replace it.
Fit the crankcase on the overhaul stand and secure it using the
bolts.
Fit the thrust washers on the fourth bearing support.
The crankshaft supplied by the parts dept, comes without half-
bearings and the main journals and crankpins are the “normal”
size; the half-bearings to be tted must therefore be selected
identifying the class of each main journal crankpin for the new
crankshaft.
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