Chevy Carburetor Tuning Tips - Dial In Your Carb
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Many newer Holley-style carbs, such as this Barry Grant Mighty Demon, feature a four-corner idle adjustment system. Turning the screws clockwise leans the mixture and turning them counterclockwise richens the mixture. On Carters and Q-jets, the idle mixture screws are positioned on the front of the carb. The idle speed should be set by adjusting the angle of the throttle blades and not by turning the mixture screws. View Related Article
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