Ban Jing +3.0mm GY6 Stroker Crank and Spacer Kit

Logo Ban Jing 3mm stroker crank and 1mm cylinder spacer kit for B-case (57mm stud spacing) GY6 125cc and 150cc engines. Total stroke is 60.8mm.

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All Sales on Performance Items Final.

  • Overall Length: 285mm
  • Flywheel Thread Size: M12x1.25
  • Flywheel Thread Length: 16mm
  • Drive End Thread Size: M12x1.25
  • Drive End Thread Length: 16mm
  • Inner Diameter (piston pin hole): 15mm
  • Number of Splines: 19
  • Main bearings included
  • Cylinder Spacer Inner Diameter: 65mm
  • Spacer For B-case engines only (57mm cylinder stud spacing)
  • All Sales on Performance Items Final
GY6 QMI/QMJ 152/157


2 in stock