Yamaha FZ6-ST Supplementary Service Manual page 327

CONNECTING RODS AND PISTONS
e. Tighten the connecting rod nuts.
f. Replace the connecting rod bolts with new
Tighten the connecting rod nuts using the
plastic-region tightening angle method.
Always install new bolts and nuts.
g. Clean the connecting rod bolts and nuts.
h. Tighten the connecting rod nuts.
i. Put a mark 1 on the corner of the connecting
j. Tighten the nut further to reach the specified
When the nut is tightened more than the spe-
cified angle, do not loosen the nut and then
retighten it.
Replace the bolt and nut with a new one and
perform the procedure again.
S Do not use a torque wrench to tighten the
S Tighten the nut until it is at the specified
NOTE:
When using a hexagonal nut, note that the
angle from one corner to another is 60_
k. Remove the connecting rod and big end
l. Measure the compressed Plastigauge
5-74
Connecting rod nut
15 Nm (1.5 mSkg, 11 ftSlb) + 150_
ones.
CAUTION:
rod nut 2 and the connecting rod cap 3 .
angle (150_).
WARNING
CAUTION:
nut to the specified angle.
angles.
bearings.
Refer to "REMOVING THE CONNECTING
RODS AND PISTONS".
width on the crankshaft pin.
If the crankshaft-pin-to-big-end-bearing
clearance is out of specification, select re-
placement big end bearings.
ENG
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