Product Details
Description
SSP-G GY6 67mm 4V Cylinder Kit
Key Details
- 169-573
Specifications
- Height: 76mm Stud Spacing: 57mm (B-Case) Overall Height: 103.5mm Wrist Pin Diameter: 15mm GY6 QMI/QMJ 152/157, Various unlisted makes/models
Compatibility / Fitment
Use the fitment details below to confirm this part matches your scooter before ordering.
- Engine Size: GY6
Fitment Guide: This compatibility information is based on manufacturer and supplier data. Listed models are common known applications and may not include every compatible scooter. If your scooter has multiple versions or production changes, confirm the correct match before ordering. Check photos, measurements, original part numbers, engine code, model, and related fitment information whenever possible.
Common Fitment Questions
Q: Is this for GY6 scooters?
A: This SKU is listed with GY6 engine-size fitment. Confirm exact model, year, and part style before ordering.
Additional information
| Weight | 8 lbs |
|---|---|
| Dimensions | 6 × 6 × 6 in |
Push your GY6-B / Gy7 / 161QMKÂ build to 232cc with the SSP-G 67mm 4V Cylinder Kit. This ceramic-coated cylinder with a forged piston is designed for the 4-valve Cygnus-style cylinder head and fits B-case GY6 4-stroke engines also called GY7 and marked with 161QMK engine codes. Pair it with a 66mm (+8.2mm) stroker crank to achieve a 232 cc displacement. Everything needed for the cylinder swap is included.
What's Included
- 67mm ceramic-coated cylinder
- Forged piston
- Rings, wrist pin & circlips
- Head gasket & base gasket
Key Features
- Ceramic-coated cylinder — improved heat dissipation and reduced friction
- Forged piston — stronger and lighter than cast for high-performance applications
- 4V Cygnus-style head compatible — designed for 4-valve cylinder head setups
- 232cc capable — pair with a 66mm (+8.2mm) stroker crank for maximum displacement
- B-case (57mm stud spacing) GY6 fitment
- Cylinder Bore: 67mm
- Cylinder Height: 76mm
- Overall Height: 103.5mm
- Stud Spacing: 57mm (B-case)
- Wrist Pin Diameter: 15mm
- Compatible Engine: GY6 QMI/QMJ 152/157 (B-case long case)
- Max Displacement: 232cc (with 66mm stroker crank)
This product is intended for off-road use only and is not intended for use on public roads.





