KYMCO UXV 500i Service Manual page 176

9. CYLINDER/PISTON
Piston/Piston pin
Measure the piston O.D. at the point (A) from
the bottom and 90° to the piston pin hole.
Service Limit:
91.9 mm (3.676 in) at (A): 10 mm
Calculate the cylinder-to-piston clearance.
Measure the piston pin hole. Take the
maximum reading to determine the I.D..
Service Limit: 22.04 mm (0.8816 in)
Measure the piston pin O.D. at piston and
connecting rod sliding areas.
Service Limit: 21.96 mm (0.8784 in)
Measure the piston-to-piston pin clearance.
Service Limit: 0.02 mm (0.001 in)
9-5
(A)
10 mm
UXV 500