This manual covers the 1981 120 HP Outboard, a robust and reliable marine engine that offered dependable performance for recreational boating during its production era. The marine division was known for its durable offerings, and this 120 HP model was a key player in the mid-range horsepower segment, competing with other leading manufacturers. Its design emphasized straightforward operation and maintenance, making it a popular choice for boaters seeking a balance of power and usability. This comprehensive service repair workshop manual provides in-depth guidance for owners and technicians. It details engine specifications, tune-up procedures, and complete overhauls of the powerhead assembly. Coverage extends to crucial systems including the carburetor, electric and manual starter systems, magneto ignition, alternator, fuel system, and the lower unit gear housing. With step-by-step instructions, troubleshooting guides, and detailed diagrams, this manual ensures the proper maintenance and repair of your 1981 120 HP Outboard.