APRILIA Tuono 660 2021 Service Station Manual page 203

RS 660 - Tuono 660
•
Position the upper cup (5).
•
Position the specific tool as indicated
on the intake valve.
Specific tooling
AP8140179 Valve fitting/removal support
020853Y Compresses intake valve springs
•
Compress the springs and using a
magnet position the two half-cotters (6)
holding the cup.
•
Release the springs and remove the
tool.
Engine
ENG - 203