Yamaha 2004 Rhino 660 YXR660FAS, Service Manual

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ENG
CYLINDER AND PISTON
2. Position:
• top ring
• 2nd ring
• oil ring
Offset the piston ring end gaps as shown.
a
Top ring end
b
Upper oil ring rail end
C
Oil ring expander end
d
Lower oil ring rail end
e
2nd ring end
f
20 mm (0.79 in)
3. Install:
• piston
1
• piston pin
2
• piston pin clips
3
NOTE:
• Apply engine oil onto the piston pin, piston
rings and piston.
• Be sure that the arrow mark
a
on the piston
points to the exhaust side of the engine.
• Before installing the piston pin clip, cover the
crankcase with a clean rag to prevent the
piston pin clip from falling into the crankcase.
4. Lubricate:
• piston
• piston rings
• cylinder
NOTE:
Apply a liberal coating of engine oil.
New