Quiz: What is the difference between a naturally aspirated engine July 18, 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-driven forced induction system to draw in more air. B) A naturally aspirated engine uses a supercharger to increase air intake, while a turbocharged engine does not. C) A naturally aspirated engine operates at higher RPMs than a turbocharged engine. D) A naturally aspirated engine requires a higher fuel octane rating than a turbocharged engine. Submit Answer