## 1. Air Horn Assembly (Top Section)
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Air Cleaner Gasket: The seal between the filter and the carb.
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Choke Plate & Shaft: Controls the air-to-fuel ratio during startup.
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Float Pin & Brass Float: The "buoy" that regulates fuel level in the bowl.
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Needle and Seat: The valve controlled by the float to let fuel in or shut it off.
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Pump Lever & Linkage: Connects the throttle to the accelerator pump.
## 2. Main Body (Center Section)
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Main Discharge Jets: The primary tubes that spray fuel into the venturi.
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Venturi Clusters: The narrowed "throats" that create the vacuum to pull fuel.
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Accelerator Pump Plunger: A leather-cupped piston that squirts extra fuel when you stomp the gas.
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Power Jet (Economizer): Opens under heavy load to provide a richer mixture.
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Main Body Gasket: The large paper seal between the top and middle sections.
## 3. Throttle Body (Base Section)
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Throttle Plates (Butterflies): The twin discs that open and close to control engine speed.
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Throttle Shaft & Return Spring: The mechanical heart connected to your gas pedal.
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Idle Mixture Screws: The two tapered brass screws used to tune the "lean/rich" mixture at idle.
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Idle Port Plugs: Small brass plugs covering the internal idle passages.
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Base Gasket: Thick gasket that seals the carburetor to the intake manifold.
