Pronunciation varies by accent · noun
(automotive, historical) A device that uses vacuum to raise fuel from the main tank to a small auxiliary tank, from which it flows by gravity to the carburetor, eliminating the (then often unreliable) fuel pump..
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Autovac means (automotive, historical) A device that uses vacuum to raise fuel from the main tank to a small auxiliary tank, from which it flows by gravity to the carburetor, eliminating the (then often unreliable) fuel pump..
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