This document pertains to the MPI Engine, encompassing the 5.0L, 5.7L, and 6.2L engine families. These V8 engines utilize Multi-Port Fuel Injection (MPI) technology for efficient operation. While specific production years are not detailed, this manual covers multiple model years, providing comprehensive information for these robust marine powerplants known for their reliability and performance in various watercraft applications. This Factory Service Repair Manual, presented in English, is designed to be an indispensable resource for owners, technicians, and mechanics. It provides detailed coverage of essential maintenance procedures, including schedules and specifications, alongside in-depth troubleshooting guides and diagnostic procedures. Furthermore, the manual includes information on component disassembly and reassembly, system overhauls, and wiring diagrams, ensuring that users have the necessary knowledge to maintain and repair their MPI engines effectively.