Definition: "SRS Engine" - A part of a vehicle that functions as an electrical engine, delivering power to the vehicle's components through an electrical circuitry system. It typically includes a transmission unit with two or four cylinders for combustion and can also incorporate an electric motor if necessary for additional functionality. Definition: This term refers to the engine component within vehicles designed primarily for its function as an electrical generator, which powers various electronic systems like computers, entertainment systems, and other components in the vehicle's electrical system.