Yamaha WaveRunner - Connecting Rod and Piston Removal

5-92
E
POWR
CONNECTING RODS AND PISTONS
SERVICE POINTS
Connecting rod and piston removal
The following procedure applies to all of the
connecting rods and pistons.
1. Remove:
• Connecting rod cap
1
• Big end bearings
NOTE:
Identify the position of each big end bearing so
that it can be reinstalled in its original place.
1
2. Remove:
• Piston pin clips
1
• Piston pin
2
• Piston 3
• Connecting rod 4
CAUTION:
Do not use a hammer to drive the piston
pin out.
NOTE:
• For reference during installation, put an iden-
tification number a on the piston crown.
• Before removing the piston pin, deburr the
piston pin clip’s groove and the piston’s pin
bore area.
3. Remove:
• Top ring
• 2nd ring
• Oil ring
NOTE:
When removing a piston ring, open the end
gap with your fingers and lift the other side of
the ring over the piston crown.