AG Mechanics CDE Practice Exam 2025 - Free AG Mechanics Practice Questions and Study Guide

Question: 1 / 400

The needle valve in the carburetor float bowl can have a needle point made of which two materials?

Glass or plastic

Neoprene or brass

The needle valve in the carburetor float bowl can have a needle point made of neoprene or brass. Neoprene is a durable synthetic rubber that can provide a good seal to prevent fuel leakage, while brass is a corrosion-resistant metal that is commonly used in carburetor components. This combination of materials helps ensure proper fuel regulation and efficient engine performance.

Options A, C, and D are incorrect because glass, plastic, rubber, metal, steel, and aluminum are not common materials used for the needle point in a carburetor float bowl needle valve.

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Rubber or metal

Steel or aluminum

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