Blue Line 19mm CVK Carburetor w/ Vacuum Port: 139QMB BELLA CLASSIC 50 CYLINDER HEAD AND CAMSHAFT 19mm post diameter

19mm post diameter

and QMI models Don't see your engine listed

NU 50/ NU 50 M Urban Express (82-83 F)

50x8 — correct fitment for vintage Vespa 8-inch wheels

providing a firm

Blue Line 19mm CVK Carburetor w/ Vacuum Port: 139QMB BELLA CLASSIC 50 CYLINDER HEAD AND CAMSHAFT 19mm post diameterThe Universal Parts QMB139 Type 4 19mm carburetor is a direct fit replacement for GY6 50cc 4 stroke scooter engines. Featuring a built in accelerator pump and vacuum port, this carb delivers crisp throttle response, reliable cold starts, and emissions compliant performance right out of the box. Whether you're restoring a tired scooter or upgrading a worn out carb, this is a proven, plug and play solution. SKU: 151 233. Key Features 19mm precision