Classic Cycles Technical Resources
10
If the brass bushing in connecting rod needs to be
replaced, use the connecting rod bush pulling key,
and replace with a new one using same tool
(fig 28)
Upon installing the new bushing, drill two
lubrication holes according to the holes in the
connecting rod.
The bush as a spare part has inner diameter 9.80
+/- 0.1 mm and it is necessary to ream it out to
increase the inner diameter to 10mm.
Remove the crankshaft and gasket and knock out
the mainshaft (fig 31)
In case the crankshaft ball bearing remains in the
RH crankcase, use the crankshaft bearings fitting
tool (fig 32)
If the ball bearing remains on the crankshaft, use
the crankshaft bearings puller (fig 33)
The mainshaft sealing ring and ball bearing are
pressed out by using a suitable socket (fig 34)
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