Yamaha 2011 FZ8NA(C) Service Manual page 296

a. Side machined face
b. Thrusting faces
e. 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.
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3. Install:
• Oil ring expander "1"
• Lower oil ring rail "2"
• Upper oil ring rail "3"
• 2nd ring "4"
• Top ring "5"
(into the piston)
TIP
Be sure to install the piston rings so that the
manufacturer's marks or numbers "a" face up.
4. Install:
• Piston "1"
(onto the respective connecting rod "2")
• Piston pin "3"
• Piston pin clips "4"
TIP
• Apply engine oil onto the piston pin.
• Make sure that the "Y" mark "a" on the con-
necting rod faces left when the punch mark
"b" on the piston is pointing up as shown.
CONNECTING RODS AND PISTONS
New
5-77
• Install the piston pin clips, so that the clip
ends are 3 mm (0.12 in) "c" or more from the
cutout in the piston.
• Reinstall each piston into its original cylinder.
5. Lubricate:
• Piston
• Piston rings
• Cylinder
(with the recommended lubricant)
Recommended lubricant
Engine oil
6. Offset:
• Piston ring end gaps
a. Top ring
b. 2nd ring
c. Upper oil ring rail
d. Oil ring expander
e. Lower oil ring rail
A. Exhaust side