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The Edelbrock AVS2 Series Carburetor Calibration Kit #1948 is designed for tuners using AVS2 650-series carburetors (#1905–1906). The kit contains metering rods, pairs of jets, step-up springs, metering rod retaining springs and hairpin springs, plus a calibration chart and reusable storage case to allow richer or leaner tuning for both cruising and power modes.
Edelbrock Calibration Kit for 1905 / 1906
