Product Details
Description
SSP-G GY6 B-Case 67mm Cylinder Gasket Set
Key Details
- 169-576
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 | 0.3 lbs |
|---|---|
| Dimensions | 5 × 6 × 1 in |
Complete cylinder head and base gasket set for GY6 B-Case 67mm big bore engine builds. Engineered specifically for modified large-bore configurations using the B-Case block with 57mm stud spacing. Includes both gaskets needed to properly seal the combustion chamber and maintain optimal crankcase compression. SKU: 169-576.
Key Features
- 67mm inner diameter — tailored for high-performance 67mm big bore kits without overlapping the cylinder bore
- B-Case specific fitment — machined for the 57mm stud spacing layout of GY6 B-Case engine blocks
- High-thermal resilience — composite materials engineered for elevated temperatures and pressures of modified engines
- Complete top-end seal — includes both cylinder head gasket and cylinder base gasket
- Gasket inner diameter: 67mm
- Cylinder stud spacing: 57mm center-to-center (B-Case)
- Set contents: 1x cylinder head gasket, 1x cylinder base gasket
- Engine fitment: GY6 QMI/QMJ 152/157 (modified layouts)
- MPN / SKU: 169-576
Designed for 4-stroke GY6 architectures using a B-Case block configuration:
- GY6 4-stroke QMI152 / QMJ157 platforms
- B-Case only (57mm stud spacing)
- 67mm big bore configurations
Important — stud spacing check required: Standard GY6 engines (A-Case) use 54mm cylinder stud spacing. This gasket set is built for the 57mm spacing found on GY6 B-Case variants only. Measure your engine casing studs center-to-center before ordering to confirm proper alignment.





