Description
Rough idle? Poor throttle response? Scooter won’t stay running unless you’re on the gas? 😬 A cracked intake boot is a super common issue on Chinese scooters, and replacing it usually fixes vacuum leaks instantly.
- 🧰 Direct replacement intake boot
- 🛵 Fits all QMB139 49cc/50cc engines
- 🔧 Built-in vacuum nipple for fuel valve hookup
The Details ⚙️
Cracked or hardened intake boots are one of the top causes of vacuum leaks on QMB139 scooters. When the boot leaks, the carburetor pulls in unmetered air — causing symptoms like stalling, hanging idle, bogging, or trouble starting.
This replacement intake boot restores proper airflow and includes a single vacuum nipple, which connects to the fuel valve (petcock) just like the factory part.
What’s Included 📦
- 🧩 (1) Intake boot w/ vacuum nipple
Fitment 🔍
- All Chinese scooters using a QMB139 4-stroke 49cc/50cc engine
- Taotao, SunL, Wolf, Roketa, Lance, Puma, and similar models
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