The Mercury Mercruiser 5.7L MPI Engine is a robust internal combustion power unit designed for reliable performance. Featuring Multi-Port Fuel Injection (MPI) and a naturally aspirated, water-cooled system, this engine delivers efficient operation. Its 5.7-liter displacement provides ample power for various applications, commonly paired with inboard/sterndrive transmissions. Built with quality engineering, this engine is intended to offer dependable service and a strong operational foundation. This Factory Service Repair Manual in English provides comprehensive guidance for maintaining and repairing the Mercury Mercruiser 5.7L MPI Engine. It covers essential areas including routine maintenance procedures, detailed troubleshooting steps, critical technical specifications, and important safety guidelines. This manual is an indispensable resource for owners, mechanics, and technicians, enabling them to ensure the optimal performance, longevity, and safe operation of the engine.