This comprehensive Mercury Mariner 100hp, 115hp, and 125hp 4-cylinder, 2-stroke outboard engine workshop manual covers all repair and service procedures for models produced between 1990 and 2000. Whether you're a seasoned mechanic or a DIY enthusiast, this manual provides detailed, step-by-step instructions and illustrations to guide you through every aspect of servicing and repair. No matter your skill level, this manual empowers you to tackle any task with confidence. It encompasses all models, engine configurations, trim levels, and transmission types, ensuring you have the information you need for your specific Mercury Mariner engine. With its in-depth coverage, this manual is an invaluable resource for anyone looking to maintain or repair their Mercury Mariner outboard engine. It will save you money by enabling you to perform repairs yourself while ensuring your engine operates at peak performance.

The Mercury Mariner 100hp, 115hp, and 125hp 4-cylinder, 2-stroke outboard engines were a popular choice for recreational boating enthusiasts throughout the 1990s. These robust engines, manufactured from 1990 to 2000, offered a reliable and powerful performance for a variety of boating applications. Featuring a compact and lightweight design, these Mariners were known for their smooth operation and impressive fuel efficiency. The 4-cylinder configuration provided ample power and torque, making them suitable for both smaller fishing boats and larger runabouts. These engines were also renowned for their durability and ease of maintenance, thanks to their robust construction and well-designed components. The Mariner 100hp, 115hp, and 125hp models shared many common features, such as the 4-cylinder, 2-stroke design and a single overhead camshaft. However, each model differed in displacement and horsepower, resulting in variations in performance and speed. The 100hp model featured a displacement of 1320cc, while the 115hp model had a larger displacement of 1495cc. The 125hp model, the most powerful of the three, boasted a displacement of 1620cc. Despite these differences, these engines offered similar levels of reliability and durability, making them a popular choice for boat owners seeking a balance of power, efficiency, and ease of use.