Take This Quiz To Find Out If You’re A Car Engine Expert!
What does the gas pedal really control?

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The gas pedal actually regulates the amount of air being delivered into the engine, which controls the vehicle’s speed.
Krisztian Bocsi/Bloomberg via Getty Images
Krisztian Bocsi/Bloomberg via Getty Images
What does the gas pedal really control?
- Amount of fuel being fed into the engine
- Spark timing
- Amount of air being fed into the engine
- Intake valve
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