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( Please note, Order the specific model Below, picture of valve will not change, but the model ordered will be shipped.)
In-Line Fuel Valve Switch for some 49cc QMB139 and 150cc and 125cc 4-stroke QMJ152/157 QMI152/157 GY6 engine based scooters and vehicles

Vacuum (available in 3 port or 4 port. 4 port is most commonly used)
Direct mount to tank Type 2 - "Bolt On"
Vacuum activated, bolt on fuel valve for 2-stroke scooters. There are two versions of this fuel valve. This Type-2 has a Larger Course Thread pattern where it bolts to the fuel tank coupler. The Type-1 version has Smaller Course Threads. |
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| Specifications |
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- Inlet opening measures 3 mm
- 2 inlet valves
- 16 mm OD threaded mount
- ID of threaded mount 9mm
- Comes with Brass spacer
Direct mount to tank Type 1
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This Type-1 has a Small Course Thread Pattern where it bolts to the fuel tank coupler. The Type-2 version has Larger Course Threads. |
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| Specifications |
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- Diameter of Threads: 15.2mm
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| Supported Models |
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TGB, Several Models Vento, Several Models Vento, Zip R3i Various unlisted makes/models Qingqi, QM50QT-4G |
Direct Mount Type 3

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Bolt on, gravity fed fuel valve. Female threaded, on tank valve with filter. |
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| Available in 13mm or 14mm. (14mm is the more common for Chinese motor scooters) |
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Gravity fed with petcock

49cc B2 type
Fuel Valve for scotoers with 49cc 2-stroke D1E41QMB02, D1E41QMB, H1E41QMB and 1E41QMB model engines. This motor is used on many popular Chinese scooters including the Qingqi QMQT50-B2.
Female thread petcock (w/fuel shut off )


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