This workshop manual provides comprehensive information for the BMW D7 Marine Engine. Engineered for reliability and performance, this four-stroke diesel engine features direct injection with automatic bleeding, an open-circuit cooling system utilizing a neoprene impeller pump driven directly from the crankshaft, and a flywheel alternator. Its robust construction and advanced systems are designed to meet the demanding requirements of marine applications. This manual serves as an essential resource for owners, mechanics, and technicians. It details critical maintenance procedures, including recommended service intervals and fluid capacities, alongside in-depth instructions for dismantling, overhaul, and assembly. Technical specifications and troubleshooting guidance are also included to ensure the optimal performance and longevity of your BMW D7 Marine Engine.