KYMCO G-Dink 125i Manual page 109

2. Engine > Crankshaft
Crankshaft Inspection
Check the side clearance of the big end of the connecting rod with a
feeler gauge.
Item
Connecting rod big
Crankshaft
end side clearance
Grip the small end of the connecting rod and try and push the rod down
towards the crank weights. If there is definite play between the
connecting rod and crank the crankshaft should be replaced.
Standard (mm) Service Limit (mm)
0.15 - 0.35 0.6
G-Dink 125i
25