Air Horn (Noun)
Meaning 2
Air intake of a carburetor.
Classification
Nouns denoting man-made objects.
Examples
- The air horn is the venturi section of the carburetor which helps create a pressure differential to draw fuel into the air stream.
- Carburetor designers carefully shape the air horn to optimize airflow and maintain a consistent air-fuel ratio.
- Air horns can be modified with different sizes or shapes of venturi and orifice to adjust the carburetor's performance.
- In a fixed-venturi carburetor design, the air horn houses a small fixed venturi that remains constant in size.
- A performance modification involved changing the air horn backplate to test how it would affect engine performance on the dyno.