Honda CRF50F 2004-2015 Service Manual page 103

CYLINDER/PISTON
PISTON INSTALLATION
Clean off any gasket materials from the crankcase
surface.
Apply oil t o the piston pin outer surface.
InSlall the piston with its "IN" mark facing the intake
side.
Install the piston pin and secure it with new piston
pin clips.
• 00 not align the piston pin dips end gap with the
piston cut-out.
• Do not let the piston pin clips fall into the can-
ke8se.
fI
CLIP
CYLINDER INSTALLATION
8-8
Install the dowel pins, new gasket and new rubber
ItiijIIII
Apply engi ne oil to a rubber packing _
~~ ~~~~~~
packing.
Coat the cylinder bore, piston outer surface and pis- CYLINDER
Ion ring g rooves with clean engine oil.
Route the cam chain through the cyli nder and install
the cyli nder while compressing the piston rings.
• Avoid piston ring damage during installation.
• Do not let the cam chain fall into the crankcase.