OKO High Torque Starter motor for 150cc and 125cc GY6 4-stroke QMJ152/157 QMI152/157 engines.
This Starter Motor is recommended for any GY6 with a Big Bore Kit or Stroker Big Bore Kit.
Bolt Hole Spacing: 78mm
Shaft Length: 18mm
Shaft Diameter: 11.5mm
Diameter (near o-ring): 30mm
Number of Splines: 9
GY6 QMI/QMJ 152/157, Various unlisted makes/models
 
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