ENGINE 3-34
CONROD SMALL END I.D.
Using a small bore gauge, measure the conrod small end inside
diameter.
Conrod small end I.D.
Service Limit
:
20.040 mm (0.7890 in)
If the conrod small end inside diameter exceeds the above
mentioned limit, replace conrod.
CONROD BIG END THRUST CLEARANCE
Check the conrod thrust clearance by using a thickness gauge.
If the clearance exceeds the limit, replace the conrod or
crankshaft.
Service Limit
:
0.30 mm (0.012 in)
09900-20803 : Thickness gauge
Standard
09900-20205 : Micrometer (0 - 25 mm)
09900-20605
:
Dial calipers (10 - 34 mm)
CONROD-CRANK PIN BEARING SELECTION
l
Loosen the bearing cap nuts and tap the bolt end lightly
with plastic hammer to remove the bearing cap.
l
Remove the rods and mark them to identify the cylinder
position.
l
Inspect the bearing surfaces for any sign of fusion, pitting,
burn or flaws. If any, replace them with a specified set of
bearings.
NOTE:
Never try to remove or loosen the conrod cap bolts due to
their possible loosening in the rod. Once displaced, the bearing
cap will not be fitted properly.
I
Classic Cycles Technical Resources
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