KYMCO MX 125 - Page 94

8. CYLINDER/PISTON
8-3
MX’er SYSTEM
SPECIFICATIONS
Mx’er 150 Standard (mm) Service Limit (mm)
I.D. 62.0362.045 ⎯
Warpage ⎯ 0.05
Cylindricity ⎯ 0.05
True roundness ⎯ 0.05
Rin
g
-to-
g
roove
Top 0.0150.055 0.09
clearance
Second 0.0150.055 0.09
Top 0.100.25 0.5
Piston,
Ring end gap Second 0.100.25 0.5
piston ring
Oil side rail 0.20.7 ⎯
Piston O.D. 61.9662 ⎯
Piston O.D. measuring position 5mm from bottom of skirt ⎯
. Piston-to-cylinder clearance 0.0100.040 0.1
Piston pin hole I.D. 15.00215.008 15.04
Piston pin O.D 14.99415.000 14.96
Piston-to-piston pin clearance 0.0020.014 0.02
Connecting rod small end I.D. bore 15.01615.034 15.06
Cylinde
r
Mx’er 125 Standard (mm) Service Limit (mm)
I.D. 56.5356.545 ⎯
Warpage ⎯ 0.05
Cylindricity ⎯ 0.05
True roundness ⎯ 0.05
Rin
g
-to-
g
roove
Top 0.0150.055 0.09
clearance
Second 0.0150.055 0.09
Top 0.100.25 0.5
Piston,
Ring end gap Second 0.100.25 0.5
piston ring
Oil side rail 0.20.7 ⎯
Piston O.D. 56.4656.5 ⎯
Piston O.D. measuring position 5mm from bottom of skirt ⎯
. Piston-to-cylinder clearance 0.0100.040 0.1
Piston pin hole I.D. 15.00215.008 15.04
Piston pin O.D 14.99415.000 14.96
Piston-to-piston pin clearance 0.0020.014 0.02
Connecting rod small end I.D. bore 15.01615.034 15.06
Cylinde
r