APRILIA DORSODURO FACTORY ABS 2011 Service Station Manual page 228

Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys.
Engine
The piston rings are different and must be installed
with the "N" marking at the top.
•
Fit the lower oil scraper ring on the pis-
ton with the gap turned towards the
exhaust side.
•
Install the remaining piston rings on the
piston, offsetting the gaps in the rings
by 90° relative to each other.
•
Fit a new retainer ring on the piston.
•
Fit the piston on the connecting rod and
install the gudgeon pin.
Specific tooling
020470Y Pin snap ring fitting tool
•
Fit a new retainer ring on the piston to
fasten the gudgeon pin.
Specific tooling
020470Y Pin snap ring fitting tool
Installing the cylinder
Fit the stud bolts, if previously removed.
CAUTION
THE STUD BOLTS SHOULD BE FITTED SO THAT THEY PROTRUDE.
ENG - 228
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DORSODURO FACTORY ABS