This Service Repair Workshop Manual provides comprehensive guidance for 4-Stroke outboard motors, covering models MFS 4A2, MFS 5A2S, and MFS 6A2S. Engineered for reliability and efficiency, these engines are designed to deliver dependable performance for a variety of marine applications. The manual details engines with 4, 5, and 6 horsepower, featuring robust construction and components such as a carburetor and fuel pump. This manual serves as an essential resource for maintaining and repairing your outboard engine. It includes detailed, step-by-step instructions for complete disassembly and reassembly, supported by high-quality diagrams and exploded views. Coverage encompasses routine inspections, scheduled maintenance, troubleshooting, and post-assembly checks, ensuring optimal engine operation and longevity. Technical specifications and information on optional parts are also provided to assist owners and technicians.