Suzuki RM250R

CYLINDER, CYLINDER HEAD AND PISTON 4-7

CYLINDER, CYLINDER HEAD AND PISTON 4-7

KQ3

• Measure the piston ring free end gap.

LSESSnl Piston ring free end gap

Service limit: 6.7 mm (0.26 in)

09900-20101: Vernier calipers

INSTALLATION

PISTON AND PISTON RING

Install the piston and piston ring in the reverse order of removal. Pay attention to the following points:

•    Apply engine oil to the piston rings and piston ring grooves.

•    Fit the piston rings into the piston ring grooves so that the each piston ring end comes to the piston ring focating pin: \

•X \ \ \ '■

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\ v

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CAUTION

If the piston ring end is not ąt the proper pośitión, you can not insert the piston into,the cylinder properly and

the piston ring w i I ^Wda mag edC x

\ ■¹'”... ._s \ • •,

Locate the piston ring eificj to the locating pin and insert the piston into the cylinder.

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U JJ	\\ JJ
OK	NG

1

   Apply engine oil to the piston pin and bearing.

•    Fit the bearing to the conrod smali end.