This manual covers the Volvo Penta TAMD72WJ-A marine engine, an inline 6-cylinder, turbocharged, and intercooled inboard diesel engine with a displacement of approximately 7.3 liters. Engineered for demanding marine applications, this engine is known for its robust construction and reliable performance, delivering power output typically ranging from 300 to 380 horsepower. Its design emphasizes durability and efficiency, making it a strong choice for various maritime vessels. The Factory Service Repair Manual provides comprehensive guidance for the maintenance, repair, and troubleshooting of the Volvo Penta TAMD72WJ-A. It includes detailed procedures, maintenance schedules, wiring diagrams, and technical specifications necessary for proper upkeep. This manual is an essential resource for owners, mechanics, and technicians, enabling them to maintain the engine's optimal performance, ensure longevity, and address any issues effectively.