This manual covers the 1986 Yamaha 70ETLJ Outboard, an inline 3-cylinder, water-cooled outboard motor. Featuring a 1138 cc displacement and a CDI ignition system, this 70 horsepower engine is designed for reliable performance on the water. Its dual carburetor fuel induction system and forward, neutral, reverse gear housing with a 1.85:1 gear ratio ensure efficient operation. The remote mechanical steering and alternator charging system contribute to its robust engineering. This comprehensive Service Repair Maintenance Manual in English provides essential information for maintaining and repairing your Yamaha 70ETLJ Outboard. It details recommended maintenance procedures, including specifications for gear oil and spark plugs, as well as capacities. Technical specifications cover engine details, performance parameters like the wide-open throttle RPM range, and electrical system outputs. This manual is an indispensable resource for owners and technicians seeking to ensure the longevity and optimal performance of their marine engine.