This comprehensive service repair manual provides everything you need to confidently repair, maintain, rebuild, refurbish, or restore your MerCruiser Mercury Marine 4-cylinder 165, 170, 180, and 190 1.7L Alpha One engine. The manual covers all diagnostic and repair procedures, giving you access to the same information used by professional technicians and mechanics. You'll find detailed explanations for all repairs, ensuring you have a clear understanding of each step involved. The manual includes highly detailed, printable diagrams, making it easy to follow along with each repair process. You can print out the specific instructions you need for each repair, or simply access the manual on your computer or tablet while working on your engine. This manual is designed to be easy to use, making it perfect for both experienced mechanics and DIY enthusiasts. If you have any questions, our dedicated support team is always available to assist you.

The MERCRUISER MERCURY Marine 4 CYL 165 170 180 190 1-7L ALPHA ONE engine service repair manual is a comprehensive guide for maintaining and repairing the popular Alpha One sterndrive system used in a wide range of boats. This manual covers models from the years 1985 to 1989, encompassing a range of 4-cylinder engines with displacements from 1.7 to 2.3 liters and horsepower ratings of 165 to 190. Designed for both experienced mechanics and DIY boat owners, this manual provides detailed instructions and diagrams to help navigate a variety of common maintenance tasks and troubleshooting procedures. The manual covers a vast array of topics crucial for keeping your boat operating smoothly. It includes sections on engine lubrication, cooling systems, fuel systems, ignition systems, starting and charging systems, and exhaust systems. Beyond engine-specific topics, it also delves into the intricacies of the Alpha One sterndrive system itself, covering components like the outdrive, transmission, and steering. Each section is divided into clear and concise steps, accompanied by illustrative diagrams that make even complex procedures understandable. The manual also provides detailed specifications and troubleshooting charts for diagnosing problems and finding solutions quickly and effectively. Whether you need to perform a routine oil change, tackle a fuel system issue, or diagnose a transmission problem, this manual is a valuable resource for anyone seeking to keep their Alpha One sterndrive system running at peak performance.