Service manual

Page 60 of 151

• Clean up all residue and foreign materials on the

surface of the crankcase. Do not let residue

or foreign materials fall into the crankcase.

• Remove the residue with solvent to aid in cleaning.

7-6 Piston Installation

• Install the piston and piston pin, placing the IN

marks on the piston top side facing the inlet valve.

• Install a new piston pin clip.

• Do not let the opening of the piston pin clip align

with the piston cutout.

• Place a rag or piece of cloth between the piston and

crankcase in order to prevent the ring or pieces of

foreign material from falling into crankcase.

7-7 Cylinder Installation

• Install the dowel pins and a new gasket.