An updraft carburetor is a type of carburetor in which the air flows upward within the device.[1] Other types are downdraft and sidedraft.[2]

Updraft carburettor fitted to the engine of a 1923 Nash automobile

An updraft carburetor was the first type in common use.[3] In it air flows upward into the venturi to mix with the fuel.[2] An updraft carburetor may need a drip collector.[4]


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References

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