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QMB139 CVK Main Jet
$6.49
- Keihin Round Style Main Jet
- Thread Size: M4x0.70
- Overall Length: 7.2mm
- Please select jet size from the drop down menu
CVK Carburetor Jet size for 50cc 4-stroke QMB139 engines. Choose from jet sizes #70 – #140. Select Sizes on Clearance: 71, 130, 135 and 140.
