This comprehensive International Harvester 986 Tractor Service Repair Manual provides detailed instructions and information to guide you through the maintenance, repair, and restoration of your tractor. The manual covers a wide range of topics, including: * General Information – Provides an overview of the tractor and its components. * Periodic Maintenance – Outlines a schedule for regular maintenance tasks to ensure optimal performance and longevity. * Engine – Covers engine disassembly, rebuild, and troubleshooting procedures, including detailed descriptions of engine components. * Fuel System – Provides in-depth instructions for servicing and repairing the fuel system, from fuel lines to injectors. * Cooling System – Includes information on inspecting, maintaining, and repairing the cooling system, addressing issues like leaks and temperature regulation. * Electrical System – Offers detailed guidance on diagnosing and addressing electrical issues, from starting problems to lighting malfunctions. * Chassis – Covers the repair and maintenance of the tractor’s chassis, including components like the frame, suspension, and wheels. * Service Information – Provides essential information on recommended fluids, lubrication schedules, and other important service procedures. * Emission Control Information – Explains the operation and maintenance of the tractor’s emission control system, ensuring compliance with environmental regulations. This manual is intended for both experienced mechanics and DIY enthusiasts, providing step-by-step instructions, hundreds of detailed illustrations, and diagrams to ensure clarity and ease of use. By utilizing this manual, you can confidently perform a wide range of repairs and maintenance tasks, keeping your International Harvester 986 Tractor running smoothly for years to come.

The International Harvester 986 tractor, a stalwart of the agricultural and construction industries during the 1970s and 1980s, was a powerful and versatile workhorse renowned for its durability and dependability. This tractor, which was part of the International Harvester 900 series, was a significant step up from its predecessors in terms of both power and features. The 986 was equipped with a six-cylinder International Harvester diesel engine, delivering a robust amount of horsepower and torque, making it ideal for tackling demanding tasks such as plowing, hauling, and heavy-duty construction work. It showcased a rugged design, featuring a sturdy frame and robust components, ensuring its longevity and ability to withstand the rigors of demanding environments. The International Harvester 986 tractor was a popular choice among farmers, ranchers, and construction companies due to its versatility and ease of operation. Its robust design, coupled with its powerful engine, allowed it to handle a wide range of tasks with efficiency and ease. The tractor was also known for its comfortable and ergonomic operator station, providing a pleasant work environment for its operators. This model offered a variety of optional features and attachments, including loaders, backhoes, and various implements, enhancing its versatility and making it suitable for a broader range of applications. The International Harvester 986 tractor remains a beloved machine among those who value its reliability, power, and enduring performance. Although production ceased in the 1980s, many of these tractors are still operational today, a testament to their robust design and engineering.