KYMCO 2006 MXU 500 Off-Road Owner's Manual page 380

9. CYLINDER/PISTON
Measure the connecting rod small end I.D..
Service Limit: 22.06 mm (0.8824 in)
Calculate the connecting rod-to-piston pin
clearance.
Service Limit: 0.06 mm (0.002 in)
INSTALLATION
Piston ring
Carefully install the piston rings into the
piston ring grooves with the markings facing
up.
＊
Be careful not to damage the piston and
rings.
Do not confuse the top and second rings.
To install the oil ring, install the oil ring,
then install the side rails.
Stagger the piston ring end gaps 120° degrees
apart from each other.
Stagger the side rail end gaps as shown.
9-7
MXU 500