This manual covers the Johnson Evinrude Outboards 75 HP models manufactured between 1973 and 1990. These outboards are known for their robust engineering and reliability, making them a trusted choice for various marine applications. This comprehensive guide is designed to assist owners and technicians in understanding and maintaining these powerful engines. The purpose of this service repair workshop manual is to provide detailed instructions for the maintenance, troubleshooting, and repair of the Johnson Evinrude Outboards 75 HP. It includes essential information such as general specifications, maintenance schedules, engine control system details, electrical system diagnostics, fuel system procedures, power unit overhauls, mid-unit components, power trim and tilt systems, lower unit servicing, and wire/hose routing. With step-by-step instructions, diagrams, and wiring schematics, this manual empowers users to perform repairs effectively and efficiently.