Yamaha YZF-R1S Service Manual - Eng
5-90
CONNECTING RODS AND PISTONS
ENG
NOTE:
20 Nm (2.0 m
Skg, 14 ftSlb) + 150_
CAUTION:
11. Install:
Scylinder assembly
1
Sconnecting rod caps
2
SMake sure that the “Y” marks
a
on the con-
necting rods face towards the left side of the
crankshaft.
SMake sure that the characters on both the con-
necting rod and connecting rod cap are
aligned.
12. Tighten:
Sconnecting rod bolts
Tighten the connecting rod bolts using the
plastic-region tightening angle method.
a. Clean the connecting rod bolts.
b. Tighten the connecting rod bolts.
c. Put a mark
1
on the connecting rod bolts
2
and the connecting rod cap
3
.
d. Tighten the bolt further to reach the specified
angle (150
_).
e. After the installation, check that the section
show
a
is flush with each other by touching
the surface.
SSide machined face
a