Complete Valve Assembly; CSC Go., 139QMB
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This OEM valve assembly replaces stock equipment on CSC go, go MAX, and Pug scooters and bikes running 139QMB (50cc 4-stroke) engines with 64mm valves.
Original Parts For Scooters SKU 151-239
Specifications:
- Valve Length (intake & exhaust): 64mm
- Shaft Diameter (intake & exhaust): 5mm
- Intake Valve Diameter: 18.4mm
- Exhaust Valve Diameter: 16mm
Compatibility:
| Chicago Scooter Company go | Chicago Scooter Company go MAX |
| Chicago Scooter Company Pug50 |
139QMB-based 50cc / 80cc engines with the following engine codes:
| 139QMA | 139QMB | 1P39QMB | 1P39QMA-2 |
| YN139QMB | JJ1P39QMB | 139FMA-2 | BD1P39QMB |
| BN139QMB | 147QMD | Other QMA models | Other QMB models |
Don't see your engine listed? If the engine code includes "QM" or "FM", this product is compatible with your vehicle.
About CSC: Chicago Scooter Company embodies the spirit of urban mobility with its innovative and stylish lineup of scooters. Designed for city living, their scooters blend functionality, reliability, and modern design, making them the perfect choice for navigating busy streets. Experience the freedom of effortless commuting and explore the city in style with Chicago Scooter Company.
Shipping information
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Returns & warranty
Please verify fitment and part number before ordering. Contact Thrifty Scooters promptly if an item arrives damaged or incorrect.