Yamaha YZF-R1S Service Manual - Eng
5-85
CONNECTING RODS AND PISTONS
ENG
WARNING
CAUTION:
l. Clean the connecting rod bolts.
m. Tighten the connecting rod bolts.
n. Put a mark
1
on the corner of the connecting
rod bolt
2
and the connecting rod
3
.
o. Tighten the bolt further to reach the specified
angle (150
_).
p. After the installation, check that the section
shown
a
is flush with each other by touching
the surface.
SSide machined face
a
SWhen the bolt is tightened more than the
specified angle, do not loosen the bolt and
then retighten it.
Replace the bolt with a new one and per-
form the procedure again.
SIf they are not flush with each other, remove
the connecting rod bolt and big end bear-
ing and restart from step “e”. In this case,
make sure to replace the connecting rod
bolt.
SDo not use a torque wrench to tighten the
nut to the specified angle.
STighten the bolt until it is at the specified
angles.
q. Remove the connecting rod and big end
bearings.
Refer to “REMOVING THE CONNECTING
RODS”.