Description
Starter Motor for 50cc Engines
This starter motor is designed specifically for scooters equipped with the 139QMB engine. It serves as a reliable replacement for original parts, making it a smart choice for those maintaining their vehicle. If you are having trouble starting your engine, it may be time to invest in this part. This starter motor is one of the key GY6 50cc scooter parts that help ensure your engine starts smoothly and efficiently.
Construction and Compatibility
This starter motor features a bolt hole spacing of 70mm, ensuring a precise fit for your vehicle. The total diameter of the shaft is 7.25mm. It is compatible with various engine codes, including 139QMA, 1P39QMB, and others. This product is an ideal solution for replacing worn-out or malfunctioning starter motors.
When to Replace Your Starter Motor
Signs of a failing starter motor include difficulty starting the engine or unusual noises when trying to start. If you experience these issues, it may be time to consider a replacement. Keeping your starter motor in good working condition is important for reliable engine performance.
Specifications
- Bolt Hole Spacing: 70mm
- Total Diameter of Shaft: 7.25mm
- OEM Part Number: 139QMB
Fitment
This starter motor is compatible with 50cc and 80cc engines, specifically those with the following codes:
- 139QMA
- 139FMA-2
- BD1P39QMB
- 1P39QMB
- YN139QMB
- Other QMA and QMB models
Not sure it fits? Contact us with your scooter's make, model and year and we'll confirm the fit before you order.
Shop more: GY6 50cc Scooter Parts (139QMB) · GY6 Scooter Parts · Scooter Starters & Relays · Electric Scooter Hub Motors & Controllers · Scooter Parts
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