Quiz: What is the difference between a naturally aspirated engine June 1, 2025 by Alex Turner What is the difference between a naturally aspirated engine and a turbocharged engine? Discover more about Vehicle Engine and Automobile at our home page. A) A naturally aspirated engine relies solely on atmospheric pressure for air intake, while a turbocharged engine uses a turbine to force additional air into the combustion chamber. B) A naturally aspirated engine uses a supercharger to increase air intake, while a turbocharged engine does not. C) A naturally aspirated engine is more fuel-efficient than a turbocharged engine because it has fewer moving parts. D) A naturally aspirated engine produces more horsepower than a turbocharged engine at all RPM levels. Submit Answer