This manual covers the Yamaha 70 ETLG Outboard, a 1988 model renowned for its robust engineering and reliable performance. This 2-stroke, 3-cylinder engine, featuring a 1133 cc displacement and carbureted fuel induction, delivers 70 horsepower. Designed for demanding marine applications, its water-cooled system and electric start ensure consistent operation. The outboard propeller drive and long shaft (20 inch) are key components of its efficient propulsion system. This comprehensive Service Repair Maintenance Manual in English provides detailed, step-by-step procedures for the disassembly, repair, assembly, and inspection of your Yamaha 70 ETLG Outboard. It includes exploded diagrams to aid in understanding component relationships before disassembly and is fully bookmarked and searchable for efficient navigation. The manual covers essential maintenance topics such as recommended lubrication and spark plug types, ignition system details, and electrical specifications, empowering owners and technicians to maintain the optimal performance and longevity of their outboard motor.