** Special Order Only ** The 45 DCOE 9 Weber shares the same performance characteristics as the 45 DCOE 152 carburettor with three progression holes. This carburettor is ideal for historic applications and those who prefer a more original look. It should be noted that the progression circuit is not the same as that on early 45 DCOE 9 Italian carburettors, Factory Calibrations are; 36mm chokes, 4.5 aux venturi, F16 emulsion tubes, 145 main jets, 155 air correctors, 55F8 idle jets, 45 pump jet, 40 pump spill, 200 needle valve The carburettor is fitted with 62mm air horns