150cc Power Upgrade Kit - CG / GY 125series
Ref: EP017000
To clarify, this item is for Chinese Engines. It has a 15mm Gudgeon Pin & 62mm Barrel with 67.1mm Outer Sleeve where it inserts to Crankcase.
Fits CG / GY 125cc pushrod engines 156FM 1 / 2 type - or as replacement 150cc CG / GY