Chinese 57mm Cylinder Kit Version A.
This Chinese 57mm cylinder kit is the replacement part for many 4-stroke Chinese ATVs, Dirt Bikes, Go Karts and Scooters. 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 A engine. PLEASE check measurements and specs BEFORE you order. Gaskets & fins on jug are also a help in determining the version you have.
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": 68mm
- Top end gasket set included
- Piston kit also included
- Piston Height: 37mm
- Piston Diameter: 57mm
- Piston Pin Length: 41.5mm
- Piston Pin Diameter: 15mm
- Bottom hole distance: 63mm
- Center hole distance: 54mm
- Top hole distance: 54mm
- Distance hole to hole across piston area: 76mm
- Compatible with 150cc 4 stroke
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From start to finish, this was a great on- line shopping experience. Parts were easy to order, received a confirmation number after ordering and was kept informed throughout the shipping process. Package arrived on schedule! Thank- you!