This manual covers the 2012 Evinrude E-TEC outboard engines, including models ranging from 40 to 90 horsepower. Specifically, it details the 52.7 cubic inch (0.86L) 2-cylinder and 79 cubic inch (1.29L) 3-cylinder variants. These engines are engineered for reliable performance and are suitable for a wide range of marine applications. This comprehensive guide provides essential information for maintaining and repairing your Evinrude E-TEC engine. It includes detailed procedures for routine service, engine overhaul, troubleshooting, and technical specifications, such as torque values. The manual is designed to assist owners, mechanics, and technicians in ensuring the optimal performance and longevity of their outboard engines through clear instructions and visual aids.