Adjustments on your Rochester 2G, 2GC, and 2GV carburetors should be done in this order. Keep in mind these are generic adjustment illustrations and your actual carburetor may not look exactly the same.
AIR HORN SCREWS
Torque Specifications
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Target Torque: 32 to 60 inch-pounds (in-lbs).
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Standard Tightness: If you don't have an inch-pound torque wrench, this is roughly "snug plus a 1/4 turn." You want them firm enough to compress the gasket, but not so tight that you bow the air horn flange.
