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The Edelbrock AVS2 Series Carburetor Calibration Kit #1940 is a tuner-focused kit for AVS2 500-series carburetors (#1901–1904). It includes metering rods, pairs of jets, step-up springs, metering rod retaining springs, replacement hairpin springs and a calibration chart to match rod/jet combinations, all organized in a reusable storage case for on-car tuning of cruising and power modes.
Edelbrock Calibration Kit for 1901 / 1902 / 1903 / 1904
