This manual covers the Volvo Penta TAMD61A and TAMD72J models, which are in-line diesel engines featuring turbocharged and intercooled induction. These engines are designed for robust performance and reliability in demanding applications. While specific production years are not detailed, the implied engineering of these models suggests a focus on durability and efficient operation, making them suitable for a variety of marine or industrial uses where dependable power is essential. The purpose of this comprehensive Factory Service Repair Manual is to provide detailed guidance for the maintenance, repair, and troubleshooting of your Volvo Penta engines. It includes extensive information on engine presentation, the engine block, lubrication, fuel, cooling, and electrical systems, as well as the reverse gear and special tools. With hundreds of illustrations, diagrams, photos, and step-by-step instructions, this manual is an indispensable resource for owners, mechanics, and technicians to ensure optimal performance and longevity of the TAMD61A and TAMD72J engines.