•
Remove the piston connected to the
connecting rod from the cylinder side.
•
Extract the snap ring, slide off the pin
•
Mark the piston crown on the exhaust
side so as to remember the refitting po-
sition.
•
Remove the piston.
Crankshaft removal
•
Separate the crankcases, removing
the lower part
•
If the heads were removed, position
the specific special tool to keep the pis-
tons from coming out.
Specific tooling
020858Y Device for holding the pistons in the
cylinders
•
Unscrew and remove the eight con-
necting rod screws.
•
Remove the four connecting rod caps.
NOTE
MARK THE COMPONENTS TO PREVENT INCORRECT RE-
FITTING.
TUONO V4 R Engine
ENG - 321