Tuning carburetor with 15mm passage. Fits Puch Maxi, X30 and Zündapp mopeds that are equipped with a Bing SRE carburetor from the factory.
Carburetor main jet Bing with 4mm thread.
Main nozzle 75 (4mm) Connection width intake manifold: 20mm Connection width air filter: 20mmAI-translation