This comprehensive service repair manual is your ultimate guide to maintaining and repairing your IH 806 and IH 856 tractors. It includes detailed instructions and high-quality diagrams covering every aspect of your tractor, ensuring you have the information you need to perform repairs and maintenance tasks efficiently and correctly. Whether you're a seasoned mechanic or a DIY enthusiast, this manual is designed to empower you with the knowledge to keep your tractor running smoothly. The manual provides step-by-step instructions based on complete disassembly, allowing you to understand the intricacies of your tractor and tackle any repair with confidence. It covers all models, engines, trim levels, and transmission types, making it an invaluable resource for any IH 806 or IH 856 owner. This manual is identical to the one used by professional service shops, ensuring that you receive the same high-quality information used by experts. With this manual, you can confidently tackle repairs and maintenance tasks, saving you time and money in the long run.

The International Harvester 806 and 856 are iconic farm tractors, renowned for their ruggedness, power, and versatility. Introduced in 1963, the 806 was a successor to the popular 800 series, while the 856 arrived in 1967, offering even more power and features. Both models were designed for a wide range of agricultural tasks, from plowing and cultivating to hauling and harvesting. The 806 was powered by a 4.1-liter, six-cylinder diesel engine, producing 80 horsepower, while the 856 boasted a 4.7-liter, six-cylinder diesel engine, generating 92 horsepower. These tractors were known for their durability, thanks to their robust construction and high-quality components. Their power and reliability made them popular choices for farmers and ranchers across North America and beyond. The International Harvester 806 and 856 featured a number of innovative features for their time. They were equipped with a standard three-point hitch, allowing for easy attachment of various implements. They also had a power steering system, making them easier to maneuver, and a hydraulic system that provided power for a variety of functions. These models were offered with a variety of transmissions, including a six-speed manual, a six-speed synchromesh, and a four-speed powershift. The 806 and 856 also featured a variety of optional accessories, including a cab, air conditioning, and a front-end loader. These options further enhanced their versatility and comfort for the operator. Although production of these models ceased in the 1970s, their legacy continues to be felt today. Their reputation for hard work and dependability has made them highly sought-after by collectors and those who still rely on them to get the job done.