Yamaha YZ85(R)/LC, Owner'S Service Manual

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ENG
NOTE:
When you purchase a cylinder, you cannot
designate its size. Choose the piston that
matches the above chart.
ASSEMBLY AND INSTALLATION
Piston ring and piston
1. Install:
●
Piston ring
1
NOTE:
●
Take care not to scratch the piston or dam-
age the piston ring.
●
Align the piston ring gap with the pin
2
.
●
After installing the piston ring, check the
smooth movement of it.
5PA40620
2. Install:
●
Gasket (cylinder)
1
●
Small end bearing
2
●
Dowel pin
3
NOTE:
●
Apply the engine oil on the bearing (crank-
shaft and connecting rod) and connecting
rod big end washers.
●
Install the gasket with the seal print side
toward the crankcase.
5PA40630
CYLINDER HEAD, CYLINDER AND PISTON