Quiz: In an engine, what is the function of the camshaft? August 5, 2025 by Alex Turner In an engine, what is the function of the camshaft? Discover more about Vehicle Engine and Automobile at our home page. A) To control the opening and closing of the engine’s valves B) To regulate the fuel-air mixture entering the combustion chamber C) To drive the timing belt and synchronize engine components D) To increase the engine’s horsepower output Submit Answer