This comprehensive Mercury Mariner 90hp and 100hp 2-stroke outboard motor workshop service repair manual is your ultimate guide to maintaining and repairing your engine. Covering models from 1997 to 2001, this manual provides detailed instructions and illustrations for every service and repair procedure, empowering you to tackle any task with confidence. With this manual, you'll gain access to a wealth of information covering all aspects of your outboard motor, from basic maintenance to complex repairs. Benefit from clear, step-by-step instructions and high-quality diagrams that make even the most challenging procedures easy to understand. Whether you are a seasoned mechanic or a DIY enthusiast, this manual will equip you with the knowledge and resources to keep your Mercury Mariner running smoothly and reliably.

The Mercury Mariner 90hp and 100hp 2-stroke outboard motors, produced from 1997 to 2001, were popular choices for recreational boaters seeking reliable and powerful propulsion. These engines belonged to Mercury's "Classic" series, known for their durable construction and robust performance. Both the 90hp and 100hp models featured a 2-cylinder, inline configuration with a displacement of 1.5 liters. They were designed for a variety of boat sizes, typically ranging from 14 to 20 feet, and were well-suited for fishing, cruising, and watersports. The Mariner brand was a subsidiary of Mercury Marine, offering a similar range of outboards with slight variations in features and specifications. These motors were known for their relatively simple design, easy maintenance, and reliable starting. They featured a direct-drive system, eliminating the need for a gearbox, and were equipped with a manual starting system and a single-lever throttle and shift control. The 90hp and 100hp models offered impressive power-to-weight ratios and were capable of reaching speeds of up to 40 mph depending on the boat and operating conditions. Although these engines are now considered older models, they remain popular among boat owners due to their proven reliability and affordability. Owning a complete workshop service repair manual for these motors is invaluable for DIY mechanics and enthusiasts, allowing them to perform routine maintenance, troubleshoot common problems, and even carry out major repairs.