This manual covers the Volvo Penta DP-B series sterndrive, a propulsion system designed for pleasure boats and yachts. Known for its Duoprop technology, the DP-B offers efficient and reliable performance in marine applications. While specific production years are not detailed, the engineering quality inherent in Volvo Penta products ensures durability and optimal functionality for demanding maritime use. This comprehensive service repair manual provides detailed instructions for the maintenance, repair, rebuilding, refurbishing, and restoration of the Volvo Penta DP-B sterndrive. It includes extensive troubleshooting guides, electrical service procedures with wiring diagrams, and detailed sub-steps with accompanying illustrations and photos. The manual is designed to assist professional technicians and DIY mechanics in effectively servicing and maintaining their equipment.