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Yamaha YZ426FM/LC Manuel D'atelier page 314

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CYLINDER AND PISTON
a Top ring end
b 2nd ring end
c Oil ring end (upper)
d Oil ring
e Oil ring end (lower)
NOTE:
NOTE:
Apply a liberal coating of engine oil.
Cylinder
NOTE:
Install the cylinder with one hand while com-
pressing the piston rings with the other hand.
4 - 40
2. Position:
Top ring
2nd ring
Oil ring
Offset the piston ring end gaps as
shown.
3. Install:
Piston 1
Piston pin 2
Piston pin clips 3
Apply engine oil onto the piston pin and pis-
ton.
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
1. Install:
Gasket 1
New
Cylinder 2
CAUTION:
Pass the timing chain 3 through the tim-
ing chain cavity.
Be careful not to damage the timing chain
damper 4 during installation.
ENG
New

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Ce manuel est également adapté pour:

Yz426f/lc