This comprehensive service repair manual provides a detailed guide for maintaining and repairing your International Harvester 786, 886, 986, and 1086 tractors. Whether you're a seasoned mechanic or a DIY enthusiast, this manual equips you with the necessary information and step-by-step instructions to tackle any repair job. It covers every aspect of these tractors, from general information to specific mechanical, electrical, and body systems. The manual features detailed illustrations, diagrams, and wiring schematics to visually guide you through each procedure. Its clear and concise instructions are designed to ensure you understand every step, while notes, cautions, and warnings highlight critical information to prevent potential hazards. You'll find a numbered table of contents for quick navigation, allowing you to easily locate the information you need. The manual also includes troubleshooting guides and electrical service procedures, accompanied by detailed wiring diagrams to help you diagnose and repair electrical issues efficiently.

The International Harvester 786, 886, 986, and 1086 tractors were a series of powerful agricultural machines produced by International Harvester from the mid-1960s to the early 1980s. These tractors were known for their durability, reliability, and impressive performance. They featured a wide range of engine options, including diesel and gasoline models, offering horsepower ratings from 86 to 130. The 786, 886, and 986 were primarily designed for general farm work, while the 1086 was a larger and more powerful model intended for heavy-duty applications such as pulling large implements and cultivating challenging terrain. These tractors were equipped with various features that contributed to their efficiency and versatility, including powerful transmissions, hydraulic systems, and well-engineered drive trains. The International Harvester 786, 886, 986, and 1086 tractors were popular choices among farmers and agricultural businesses due to their rugged construction, exceptional performance, and versatility. They were capable of handling a wide range of tasks, from plowing and planting to harvesting and hauling. These tractors were known for their longevity, with many still in operation today. Despite being discontinued by International Harvester, these machines remain highly valued and sought after by collectors and those who rely on their reliable performance for agricultural needs. The availability of comprehensive service repair manuals for these models ensures that owners can maintain and repair their tractors effectively, preserving their value and extending their operational lifespan.