2024 GM Marine 1.5L I4 LSD

The Ecotec 1.5L Turbocharged LSD engine improves upon GM’s small engine modular architecture by providing even greater performance and refinement over the previous versions. Horsepower has increased to 175 hp (vs LYX-170hp) while torque remains at an impressive 203 lb-ft of torque. Hardware enhancements including a higher-pressure fuel system (35MPa from 20MPa), enhanced piston design with PVD coating, and precise intake phaser positioning helps optimize efficiency and contribute to overall performance.