This workshop service repair manual covers the D3 series marine diesel engines, specifically the D3-110i-B and D3-130i-B variants. These inboard diesel marine engines are engineered for reliability and performance, featuring electronic fuel injection and closed cooling systems. The D3-110i-B delivers 110 hp (81 kW), while the D3-130i-B offers 130 hp (96 kW). Designed for marine applications, these engines represent a commitment to quality and advanced technology, ensuring efficient and dependable operation for a variety of watercraft. This comprehensive English-language manual provides detailed, step-by-step instructions with accompanying pictures for all servicing and repair jobs, enabling users to perform maintenance and repairs efficiently. It covers all models, engine types, trim levels, and transmission types, offering A-Z repair procedures. The manual is designed to help owners and technicians save money on repairs by providing the knowledge needed for effective upkeep and troubleshooting. Once obtained, it is yours to keep, with the ability to print any section for convenient reference, ensuring the longevity and optimal performance of your D3 engine.