The TAMD71A is a robust Inline 6-Cylinder Diesel marine engine, engineered for reliable performance in demanding maritime applications. Featuring a turbocharged and intercooled aspiration system, this engine displaces 6.7 liters (409 cu in) and delivers approximately 350-360 horsepower with peak torque around 900-950 Nm. Its design prioritizes durability and efficiency, making it a trusted choice for various marine vessels. The engine's cooling system can be configured for raw water or keel cooling, adapting to different installation requirements. This comprehensive Service and Repair Manual provides essential information for the maintenance and repair of the TAMD71A marine engine. It covers a wide range of topics, including general maintenance procedures, troubleshooting guidance, detailed engine and transmission service instructions, and technical specifications. Owners, technicians, and mechanics will find the manual invaluable for ensuring optimal performance, longevity, and safety of the engine. The manual is presented in English.