Yamaha 2007 FZ6-NA Service Manual page 327

e. Tighten the connecting rod bolts.
NOTE:
Install by carrying out the following procedures
in order to assemble in the most suitable con-
dition.
• Connecting rod bolts
Connecting rod bolt
24.5 Nm (2.5 m·kg, 17.7 ft·lb)
f. Replace the connecting rod bolts with new
ones.
g. Clean the connecting rod bolts.
h. After installing the big end bearing, assem-
ble the connecting rod and connecting rod
cap once using a single unit of the connect-
ing rod.
i. Tighten the connecting rod bolt while
checking that the sections shown "a" and
"b" are flush with each other by touching
the surface.
• Side machined face "a"
• Thrusting faces (4 places at front and rear)
"b"
NOTE:
To install the big end bearing, care should be
taken not to install it at an angle and the posi-
tion should not be out of alignment.
j. Loosen the connecting rod bolt, remove the
connecting rod and connecting rod cap and
install these parts to the crankshaft with the
big end bearing kept in the current condi-
tion.
k. Tighten the connecting rod bolts.
Connecting rod bolt
15 Nm (1.5 m·kg, 11 ft·lb) + 120°
ECA4S81026
CAUTION:
Tighten the connecting rod bolts using the
plastic-region tightening angle method.
Always install new bolts.
l. Clean the connecting rod bolts.
m. Tighten the connecting rod bolts.
n. Put a mark "1" on the corner of the con-
necting rod bolt "2" and the connecting rod
cap "3"
o. Tighten the bolt further to reach the speci-
fied angle (120°).
5-66
CRANKSHAFT