This manual covers Johnson Evinrude vintage outboard motors manufactured between 1956 and 1970. These engines, ranging from 1.5 HP to 40 HP and featuring 1-2 cylinder, 2-stroke configurations, are known for their robust engineering and reliability. This guide is designed to assist owners and technicians in understanding and maintaining these classic marine powerplants, ensuring their continued performance and longevity on the water. The purpose of this comprehensive Service Repair Manual is to provide detailed guidance for the repair, service, restoration, maintenance, rebuilding, and diagnosis of your Johnson Evinrude outboard. It includes step-by-step instructions, troubleshooting assistance, and detailed illustrations, including component breakdowns and exploded views. The manual covers essential areas such as safety, tuning, powerhead, fuel and ignition systems, electrical components, accessories, and lower unit maintenance, empowering users to effectively manage their vintage outboard engines.