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Chevrolet
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1985
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Nova Base, Standard
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Repair and Diagnosis
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Engine Performance
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System
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Carburetor - AISAN 2-Bbl
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Adjustments
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Fast Idle
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Bench Adjustment
Bench Adjustment
Position throttle shaft lever to high (first) step of fast idle cam. Close choke valve and measure primary throttle valve clearance.
Clearance should be .045" (1.1 mm). Adjust by turning fast idle adjustment screw.