Quiz: What role does the camshaft play in the operation of an engi April 19, 2025 by Alex Turner What role does the camshaft play in the operation of an engine? Discover more about Vehicle Engine and Automobile at our home page. A) It controls the opening and closing of the engine’s valves. B) It regulates the fuel injection into the combustion chamber. C) It converts the linear motion of the pistons into rotational motion. D) It maintains the optimal temperature of the engine oil. Submit Answer