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

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What is the main advantage of an OHV engine compared to an L-head engine?

Lower noise levels

More compact design

Increased fuel efficiency

The main advantage of an OHV (Overhead Valve) engine compared to an L-head engine is increased fuel efficiency. OHV engines are more efficient in burning fuel due to better airflow and improved combustion, resulting in better fuel economy. This design allows for a more complete combustion process, leading to increased overall efficiency in the engine's operation.

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Higher torque output

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