3000 Antonio Ave. Bakersfield, CA 661-873-4185
3000 Antonio Ave. Bakersfield, CA 661-873-4185
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Cylinder Kit for GY6 150cc Version B

Cylinder Kit for GY6 150cc Version B

K074-CKIT-57B
Regular price $69.99 $0.00 Unit price per

Cylinder kits ship complete with cylinder, 57mm piston, piston rings, piston pin, piston clips, and top end gasket set.  This kit fits 150cc models.  

There are 2 versions of the GY6 150cc engine.  This kit is for version B engine.  PLEASE check measurements and specs BEFORE you order.  Gaskets & fins on jug are also a help in determining the version you have. DOES NOT fit Kazuma 150cc original head exact - off by 1/16" so gaskets do not line up exact on the Kazuma GY6 150cc engine.

 The "A" engine has 54mm spacing, center-to-center, on the cylinder head stud holes.   The "B"  engine has 57mm spacing on the cylinder head stud holes.

Cylinder kit description:

  • Includes cylinder body [bore 57mm]
  • Overall height excluding cylinder "lip":  69mm
  • Head/Base gaskets NOT included
  • Piston kit also included
  • Piston Height:  38.5mm
  • Piston Diameter: 57mm
  • Piston Pin Length: 41.5mm
  • Piston Pin Diameter:  15mm
  • Bottom hole distance: 63mm
  • Center hole distance: 57mm
  • Top hole distance: 55mm
  • Distance hole to hole across piston area:  78mm
  • Compatible with 150cc 4 stroke

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