This Service Repair Manual provides comprehensive information for the F100B/F100C Outboard models. These robust 4-stroke, inline 4-cylinder engines deliver 100 horsepower and feature advanced Electronic Fuel Injection (EFI) for optimal performance and efficiency. Designed for reliability, these outboards are engineered to meet the demands of various marine applications. The manual covers models within specific serial number ranges, ensuring precise guidance for maintenance and repair. This English-language manual, presented in a digital format, details essential procedures for maintaining and repairing your outboard. It includes step-by-step instructions for disassembly, repair, assembly, adjustment, and inspection across numerous systems, including the fuel system, power unit, lower unit, and electrical systems. With 345 pages of technical specifications, troubleshooting guides, and wiring diagrams, this resource is indispensable for owners and technicians seeking to ensure the longevity and optimal performance of their F100B/F100C outboard.