This service and repair manual covers Johnson Evinrude Outboard Motors manufactured between 1971 and 1989. These 2-stroke engines, available with 1 or 2 cylinders and ranging from 1.25 to 60 horsepower, are known for their robust engineering and reliability. The manual details a wide array of specific models, including popular options like the 4.5 Hp, 15 Hp, 40 Hp, and 60 Hp, designed for a variety of marine applications. This comprehensive English-language manual provides essential information for maintaining and repairing your Johnson Evinrude outboard motor. It includes detailed procedures for tune-ups, carburetor adjustments, fuel and ignition system servicing, and the rebuilding of major components such as the powerhead, lower unit, and electrical systems. With extensive troubleshooting guides, part diagrams, torque specifications, and wiring diagrams, this manual is an indispensable resource for both DIY enthusiasts and professional technicians aiming to keep their engines in optimal condition.