Mercedes-AMG develops most powerful four-cylinder engine with over 500 lb-ft of torque

Mercedes-AMG's M139 engine, enhanced with electric technology, has become the most powerful four-cylinder powertrain, exceeding 500 lb-ft of torque. This innovative powertrain, found in the Mercedes-AMG C63 S E Performance, produces 671 horsepower and 752 lb-ft of torque, leveraging a turbocharged four-cylinder and electric components. The M139's evolution showcases AMG's pursuit of power density, integrating hybrid technology to meet performance and efficiency demands in modern vehicles.