This document pertains to the BMW D35 D50 Marine Engines, a line of marine diesel engines known for their robust engineering and reliability. These engines are designed for demanding marine applications, offering dependable performance and efficiency. Their construction emphasizes durability and ease of service, making them a preferred choice for various maritime operations. This comprehensive Workshop Service Repair Manual provides detailed guidance for the maintenance and repair of the BMW D35 D50 Marine Engines. It covers a wide range of topics, including detailed maintenance procedures, troubleshooting common issues, and in-depth technical specifications. The manual also includes information on special tools and electrical systems, ensuring that owners, mechanics, and technicians have the necessary resources to keep these engines operating at peak performance and to address any potential problems effectively.