Yamaha FJR13AY 2009 Service Manual page 422

2. Install:
• Piston "1"
(onto the respective connecting rod "2")
• Piston pin "3"
• Piston pin clips "4" New
TIP
• Apply engine oil onto the piston pin.
• Make sure that the "Y" mark "a" on the connect-
ing rod is facing to the left when the punch
mark "b" on the piston is pointing up. Refer to
the illustration.
• When installing a piston pin clip, make sure
that the clip ends are positioned away from the
cutout in the piston as shown in the illustration.
• Reinstall each piston into its original cylinder
(numbering order starting from the left: #1 to
#4).
a
2
3
3. Offset:
• Piston ring end gaps
CONNECTING RODS AND PISTONS
1
b
4
5-117
a. Top ring
b. Lower oil ring rail
c. Upper oil ring rail
d. 2nd ring
A. Intake side
4. Lubricate:
• Piston
• Piston rings
• Cylinder
(with the recommended lubricant)
Recommended lubricant
Engine oil
5. Lubricate:
• Bolt threads
• Nut seats
(with the recommended lubricant)
Recommended lubricant
Molybdenum disulfide oil
6. Lubricate:
• Crankshaft pins
• Big end bearings
• Connecting rod inner surface
(with the recommended lubricant)
Recommended lubricant
Engine oil
7. Install:
• Big end bearings
• Connecting rod assembly "1"
(into the cylinder and onto the crankshaft pin)
• Connecting rod cap
(onto the crankshaft pin)
TIP
• Align the projections on the big end bearings
with the notches in the connecting rods and
connecting rod caps.
• Be sure to reinstall each big end bearing in its
original place.