This comprehensive service manual covers a wide range of Johnson and Evinrude outboard motors, specifically those with 2-stroke engines ranging from 1.25 to 60 horsepower, manufactured between 1971 and 1989. The manual is a valuable resource for anyone looking to maintain, repair, or rebuild these motors. It provides detailed instructions, exploded diagrams, and specifications for every component, making troubleshooting and repair tasks significantly easier. From basic maintenance procedures like oil changes and spark plug replacement to more complex tasks like engine rebuilds and carburetor adjustments, this manual has you covered. It includes information on:

* **Engine specifications and identification:** This section helps you determine the exact model and year of your motor, ensuring you are using the correct parts and procedures.
* **Troubleshooting and diagnostic procedures:** Learn to identify common problems and use the included charts and diagrams for quick and accurate solutions.
* **Disassembly and assembly instructions:** Detailed step-by-step instructions with clear illustrations guide you through every step of the process.
* **Component specifications and repair procedures:** Accurate information for each component, including bearings, seals, gaskets, and more, helps you perform repairs with confidence.
* **Electrical system diagrams and wiring information:** Understand your motor's electrical system thoroughly, including troubleshooting guidance for common electrical issues.
* **Engine tuning and adjustment procedures:** Optimize your motor's performance with instructions on adjusting timing, carburetor settings, and other key elements.

Whether you are a seasoned mechanic or a DIY enthusiast, this service manual is an essential companion for maintaining and repairing your 1971-1989 Johnson or Evinrude 2-stroke outboard motor.

The Johnson Evinrude 1.25-60HP 2-Stroke outboard motors, produced from 1971 to 1989, represent a significant era in the history of these iconic marine powerhouses. These engines, ranging in horsepower from 1.25 to 60, were known for their robust construction, reliable performance, and wide range of applications. Designed for both recreational and commercial use, these outboards powered everything from small dinghies and fishing boats to larger cruisers and workboats. Their 2-stroke design provided a potent combination of power and lightweight efficiency, making them highly sought after by anglers, boaters, and watersport enthusiasts alike.

These Johnson Evinrude outboards featured a variety of innovations and features that contributed to their popularity. The incorporation of a "loop-charged" design ensured efficient fuel delivery and combustion, resulting in smooth operation and powerful performance. Their robust construction, utilizing durable materials and precise engineering, provided remarkable durability and longevity, enabling them to withstand the rigors of marine environments. Moreover, these engines were designed with user-friendliness in mind, featuring readily accessible maintenance points and clear control panels, making them easy to operate and maintain even for novice users. The range of available horsepower options allowed for a wide range of applications, from small, nimble boats to larger, more powerful vessels. This versatility made these outboards a popular choice for a diverse range of boating needs.