This comprehensive repair manual for International Harvester Tractors, specifically models 454, 474, 475, 574, and 674, is designed for both professional technicians and knowledgeable DIY mechanics. It provides a wealth of information to assist with repair and maintenance procedures, covering a vast range of topics typically found in factory service and owner's manuals. The manual is structured to guide users through the fundamentals of repair and maintenance, offering step-by-step instructions to teach individuals the same knowledge that factory-trained technicians possess. With its detailed explanations and illustrations, this repair manual empowers owners to make informed decisions about maintaining and repairing their International Harvester Tractors.

The manual includes essential repair procedures, critical specifications, detailed illustrations, maintenance guidelines, disassembly and assembly instructions, cleaning procedures, reinstalling steps, and much more. Its thorough coverage ensures that users have access to the necessary information for troubleshooting and resolving a wide range of mechanical issues.

The International Harvester 454, 474, 475, 574, and 674 tractors were a series of powerful and versatile agricultural machines produced by International Harvester (IH) during the 1970s and 1980s. These tractors were known for their durability, reliability, and rugged construction, making them popular choices for a wide range of farming applications. They featured a variety of engine options, including the International DT414, DT436, and DT466 diesel engines, providing ample power for plowing, cultivating, harvesting, and other demanding tasks. The tractors offered a choice of transmissions, including the "Power-Shift" and "Hydro-Shift," allowing operators to select the best gear ratio for the task at hand. Their robust design incorporated features like heavy-duty axles, sturdy frames, and reliable hydraulic systems, ensuring long-lasting performance even under challenging conditions.

The 454, 474, 475, 574, and 674 models boasted a range of horsepower options, catering to various farm sizes and workloads. The 454, for instance, delivered 100 horsepower, while the larger 674 provided a hefty 190 horsepower. These tractors were versatile workhorses, capable of handling various implements, including plows, cultivators, combines, and balers. They were also popular for use in construction and landscaping due to their strength and maneuverability. The 474, in particular, was known for its compact size, making it suitable for narrow fields and smaller farms. The 475, on the other hand, was celebrated for its increased engine power and ability to handle heavier loads. Today, these International Harvester tractors remain a common sight on farms and ranches across the world, a testament to their enduring reliability and legacy as dependable agricultural machines.