This manual covers the Mercury 225hp / 250hp 3.0 Litre outboard engine, manufactured from 2002 onwards. Engineered for robust performance and reliability, these engines are designed to provide dependable power for a variety of marine applications. Their 3.0 Litre displacement and horsepower ratings of 225hp or 250hp offer substantial capability, ensuring efficient operation and a satisfying experience on the water. The purpose of this Service Repair Workshop Manual is to provide comprehensive guidance for the setup, installation, repair, tuning, troubleshooting, and maintenance of your Mercury outboard. It includes detailed procedures, high-quality pictures and diagrams, and covers all repairs from A-Z. This manual is an essential resource for owners, mechanics, and technicians, offering professional-grade information to keep your engine in optimal condition.