This manual covers the Volvo Penta 280 Engine, a robust internal combustion engine designed for marine applications. While specific production years are not detailed, the engineering quality and reliability inherent in Volvo Penta products are central to its design. This engine is built for demanding environments, emphasizing durable components and efficient operation, making it a trusted choice for marine propulsion systems. This comprehensive guide is intended for mechanical technicians and Volvo Penta 280 Engine owners. It provides detailed information on repair and overhaul procedures, including engine disassembly and reassembly, as well as transmission repair. The manual covers routine maintenance, servicing, tune-up procedures, diagnostic processes, and safety precautions, ensuring that users have the most reliable information to maintain and repair their engine effectively. Special attention is given to proprietary component instructions and the identification of necessary special tools.