The International Harvester 886, produced between 1976 and 1981, represents a robust and reliable piece of agricultural machinery, building on the esteemed legacy of International Harvester's durable farm equipment. This model, part of the updated 86 series, offers enhanced operator comfort and updated styling, making it a capable workhorse for farm owners and operators. Powered by the D-239 diesel engine, it delivers approximately 73 PTO horsepower and 188 lb-ft of torque, supported by a versatile transmission system that includes a standard manual Synchromesh with high-low range, and an optional Power Shift. Its sturdy construction, with an operating weight of around 7,600 lbs and a wheelbase of 94 inches, is designed for demanding tasks, embodying the practicality and engineering quality for which International Harvester is known. This Service Repair Manual provides comprehensive guidance for the International Harvester 886. It covers all areas of repair and routine maintenance, offering detailed instructions for engine overhaul, fuel system servicing, cooling, lubrication, electrical systems, transmission, drivetrain, hydraulics, steering, and braking systems. The manual includes step-by-step procedures for routine maintenance, troubleshooting common issues, component repair, and even full rebuilds of major systems. With in-depth explanations, diagnostic charts, and clear visuals, this manual is an essential resource for farm owners, mechanics, and DIY enthusiasts. It empowers users to perform their own repairs and maintenance, enhancing their knowledge, independence, and the longevity of their equipment while significantly saving on labor costs.