This service repair manual covers Johnson Evinrude Outboard Motors manufactured between 1956 and 1970. These vintage outboard marine engines, available in a 2-stroke configuration, range in power from 1.5 HP to 40 HP, with select models featuring generator capabilities and electric shift options. Known for their robust engineering and reliability, these motors employed sophisticated ignition systems, including Flywheel Magneto Ignition, and offered various starter types, from hand-cranked to electric. The manual encompasses a wide array of models within this era, providing essential information for maintaining and understanding these classic powerplants. The purpose of this comprehensive English-language manual is to provide detailed guidance for the maintenance, repair, and troubleshooting of your Johnson Evinrude outboard motor. It includes step-by-step instructions for routine maintenance such as tune-ups, fuel system servicing, lubrication, and winterization, alongside procedures for below-waterline and submerged engine service. Diagnostic procedures and troubleshooting guides address common issues across ignition, fuel, electrical, powerhead, and lower unit systems. With clear illustrations, exploded drawings, and crucial technical data, this manual serves as an indispensable resource for owners, mechanics, and technicians to ensure the optimal performance and longevity of these vintage outboard motors.