Venturi diffuser for Weber 46IDA3C carburettor - 35 mm

This 35 mm venturi diffuser is designed to fit the Weber 46IDA3C carburettor mounted on classic vehicles. As part of a restoration or careful maintenance, replacing the venturi allows you to restore fuel supply conditions in line with original specifications. The part plays a direct role in the metering of the air-fuel mixture and contributes to the engine's good response at every speed. A sensible choice for enthusiasts keen to maintain their vehicle in a condition faithful to its period operation.