KYMCO MX’er 125 - Cylinder Installation

8. CYLINDER/PISTON
8
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8
MX’er SYSTEM
Install the piston, piston pin and a new piston
pin clip.
CYLINDER INSTALLATION
Install the dowel pins and a new cylinder gasket
on the crankcase.
Coat the cylinder bore, piston and piston rings
with clean engine oil.
Carefully lower the cylinder over the piston by
compressing the piston rings.
Install the cam chain tension.
Tighten the cam chain tension bolts.
Gasket
Cylinder
Be careful not to drop foreign matters into
the crankcase.
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Piston Pin
Piston Pin Clip
Piston
• Be careful not to damage or break the
piston rings.
• Stagger the ring end gaps at 120° to the
piston pin.
*
• Position the piston “IN” mark on the
intake valve side.
• Place a clean shop towel in the crankcase
to keep the piston pin clip from falling into
the crankcase.
*
Bolts