Piston Installation; Cylinder Installation - Honda 2000 XR50R Service Manual

PISTON INSTALLATION
Apply o il to the piston pin outer surface.
Install the piston with its "IN" mark facing the
intake side.
Install the piston pin and secure it with new piston
pin dips.
NOTE:
• Do not align the piston pin clips end gap with the
piston cut-out.
• Do not let the piston pin clips fall into the
crankcase.
CYLINDER INSTALLATION
Clean off any gasket materials from the crankcase
surface.
Install the dowel pins, new gasket and new rubber
packing.
Coat the cylinder bore, piston outer surface and
piston ring grooves with clean engine oiL
Route the cam chain through the cylinder and
install the cylinder while compresSing the piston
rings.
NOTE:
• Avoid piston ring damage during installation.
• Do not let the cam chain fall into the crankcase.
CYLINDER/PISTON
8-7