Disassembling The Piston; Fitting The Piston - MOTO GUZZI Stelvio 1200 4V Service Manual

Engine

Disassembling the piston

NOTE
THE OPERATIONS DESCRIBED BELOW REFER TO ONE HEAD REMOVING ONLY BUT APPLY
TO BOTH HEADS.
•
Remove the cylinder.
•
Cover the crankcase opening with a
clean cloth.
•
Release the snap ring.
•
Remove the pin.
•
Mark the piston crown on the exhaust
side so as to remember the refitting po-
sition.
•
Remove the piston.

Fitting the piston

NOTE
THE OPERATIONS DESCRIBED BELOW REFER TO REMOVING ONLY ONE HEAD BUT APPLY
TO BOTH HEADS.
•
The reference on the piston ring must
be facing the piston crown.
•
Fit the piston rings on the piston: - the
oil scraper in the lower slot; - the thicker
smooth ring in the intermediate slot; -
the less thick smooth ring in the upper
slot.
•
The piston rings must be offset at 120°
one from the other.
•
Fit one of the two pin snap rings on the
piston.
ENG - 152
STELVIO 4V - 1200