Quiz: How does engine displacement impact vehicle performance? September 10, 2025 by Alex Turner How does engine displacement impact vehicle performance? Discover more about Vehicle Engine and Automobile at our home page. A) Higher engine displacement generally increases horsepower and torque, enhancing acceleration. B) Engine displacement has no effect on vehicle performance. C) Lower engine displacement always results in better fuel efficiency regardless of other factors. D) Engine displacement only affects the vehicle’s top speed, not its acceleration. Submit Answer