Quiz: What is the purpose of the oil pump in an engine? April 21, 2025 by Alex Turner What is the purpose of the oil pump in an engine? Discover more about Vehicle Engine and Automobile at our home page. A) To circulate engine oil to lubricate moving parts B) To increase the fuel pressure for better combustion C) To cool the engine by circulating coolant D) To generate electrical power for the vehicle’s systems Submit Answer