Chevy Carburetor Tuning Tips - Dial In Your Carb
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In essence, carburetion is nothing more than a low-psi mechanical fuel injection system. The pressure differential between ambient air and the low pressure area inside the venturi pushes fuel out of the fuel bowl, through the emulsion tube, and into the booster. Rather than being pulled into the motor through engine vacuum, fuel is actually pushed through the carb through pressure differential. View Related Article
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