Unsurpassed for full-race use, yet its infinite tunabilty by way of interchangeable calibrated parts allows it to be tailored to suit many engine applications. An ever popular choice with Mazda Rotary, VW & V8s running twin or quad carburettors.
Genuine European "made in Spain" Weber carburettor manufactured to precise tolerances (beware of inferior Chinese copies)
Factory Calibrations for the 48 IDA are;
37mm chokes, 4.5 aux venturi, F7 emulsion tube, 135 main jet, 120 air corrector, 70F10 idle jet, 50 pump jet, blank pump spill, 200 Needle valve