This comprehensive Yamaha 70hp 2 Stroke Outboard Motor Service Repair Workshop Manual provides detailed instructions and guidance for all aspects of servicing, repairing, and troubleshooting your motor. The manual covers models manufactured between 1984 and 1987, ensuring you have the correct information for your specific engine. The manual contains hundreds of pages with detailed photographs and diagrams, making it easy to understand even the most complex repair procedures. It follows a step-by-step approach, guiding you through each task with clarity and precision. This manual is the same one used by professional mechanics and technicians, offering the highest level of accuracy and expertise. Whether you're a seasoned mechanic or a DIY enthusiast, this manual is your essential resource for maintaining and repairing your Yamaha 70hp 2 Stroke Outboard Motor. It provides the knowledge and confidence needed to keep your engine running smoothly for years to come.

The Yamaha 70hp 2-stroke outboard motor, produced from 1984 to 1987, is a powerful and reliable engine designed for a variety of boating applications. This model, known for its robust construction and efficient performance, was a popular choice among anglers and recreational boaters during its production run. Featuring a 702cc, two-cylinder, two-stroke engine, this outboard delivers impressive power and torque, allowing for swift acceleration and efficient cruising speeds. The engine is equipped with a direct-drive system, ensuring smooth and responsive operation. The Yamaha 70hp 2-stroke is renowned for its durability, thanks to its cast-aluminum powerhead and corrosion-resistant components. This outboard also includes features like a manual tilt system, a fuel-efficient design, and a reliable ignition system, contributing to its overall user-friendliness and dependability. However, as with any mechanical device, the Yamaha 70hp 2-stroke outboard motor requires regular maintenance and repair to ensure optimal performance and longevity. The service repair workshop manual serves as an invaluable resource for owners and mechanics alike, providing detailed instructions and diagrams for every aspect of the engine, from basic maintenance tasks to complex repairs. The manual covers topics such as troubleshooting, engine disassembly and reassembly, lubrication, fuel system maintenance, electrical system diagnostics, and more. Having access to this comprehensive manual enables users to diagnose and resolve issues efficiently, ensuring the continued smooth operation of their Yamaha 70hp 2-stroke outboard motor. Whether performing routine service or tackling more substantial repairs, this manual is an indispensable tool for keeping this powerful engine in peak condition.