Piston Kit for Chinese GY6 50cc Engines [39mm] 4-stroke QMB139Chinese ATV Parts, 50cc Parts, Scooter Parts, Moped Parts, Engine Rebuild Kits, Motor Parts for Chinese ATVs, Scooters and Mopeds. Our high quality Piston Kits are the exact replacement part for many Chinese manufactured brands and models of Chinese ATVs, Dirt Bikes, Go Karts and Scooters. This Chinese Engine Part fits many models and makes of Chinese Engines. Chinese Engine Piston Kit - GY6 50cc engines. Piston measures approximately 39mm in diameter and uses a 13mm piston pin. - Outer Diameter: 39mm
- Overall Height: 33mm
- Piston Pin: 13mm
- Compression Height: 17.25mm
Our Piston Kits ship complete with piston, piston rings, piston pin, and piston circlips. | Major Applications: | | Machine Make | Machine Model | Year Range | Notes | | CHINESE SCOOTER | QMB139 50cc-49cc | 0 - 0 | - | | ROKETA SCOOTER | 4-Stroke 49cc-50cc | 0 - 0 | - | | SUNL SCOOTER | 4-Stroke 49cc-50cc | 0 - 0 | - | | VARIOUS MAKES/MODELS | QMB139 50cc-49cc | 0 - 0 | - |
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