The Volvo Penta TAMD71B is a robust marine engine designed for demanding maritime applications. This diesel engine features a turbocharged and intercooled, in-line 6-cylinder configuration, delivering approximately 320-350 horsepower and 700-800 Nm of torque. With a displacement of 7.4 liters and an indirect cooling system utilizing a heat exchanger, the TAMD71B is engineered for reliability and performance in marine environments. Its direct injection fuel system and robust construction ensure efficient power delivery and durability for a wide range of vessels. This Workshop Service Repair Manual provides comprehensive guidance for the Volvo Penta TAMD71B marine engine. It covers essential maintenance procedures, including lubrication and filter replacement, alongside detailed troubleshooting assistance to diagnose and resolve issues. The manual includes step-by-step repair instructions, supported by detailed diagrams and photographs, as well as electrical wiring schematics. This resource is invaluable for owners, mechanics, and technicians seeking to maintain, service, and repair the TAMD71B engine, ensuring its optimal performance and longevity.