The International Harvester 674 Tractor Workshop Service Manual provides comprehensive repair and maintenance information for the International Harvester 674 Tractor. Designed for professional technicians, this manual also contains sufficient information for do-it-yourself mechanics. The manual includes periodic maintenance schedules, detailed step-by-step repair instructions, troubleshooting guides, and overhaul procedures. Comprehensive wiring diagrams are incorporated for easy reference. This manual serves as a valuable resource for anyone seeking to perform routine maintenance and repairs or conduct in-depth overhauls on their International Harvester 674 Tractor. It covers a wide range of topics, allowing you to effectively address various mechanical issues and ensure proper functioning of your tractor. Whether you are a seasoned mechanic or a dedicated owner, this manual empowers you with the knowledge and guidance necessary to confidently tackle repairs and keep your International Harvester 674 Tractor running smoothly.

The International Harvester 674 Tractor is a powerful and versatile machine that was produced by International Harvester from 1969 to 1985. It was a popular choice for farmers and ranchers across the globe due to its robust construction, reliable performance, and wide range of available attachments. The 674 was known for its durable and efficient diesel engine, providing ample power for a variety of agricultural tasks. It was engineered to handle heavy loads and tough terrain, making it an ideal choice for plowing, disking, harvesting, and other demanding agricultural operations. The tractor's design emphasized simplicity and ease of maintenance, ensuring that farmers could keep their machines running smoothly with minimal downtime. The International Harvester 674 Tractor was available in various configurations, allowing farmers to tailor their purchase to their specific needs. Different horsepower options were offered, ranging from 90 to 130 horsepower, to accommodate diverse farm sizes and workloads. The tractor could be equipped with a variety of transmissions, including manual, powershift, and hydrostatic options, providing flexibility for different operating conditions. The 674 could also be fitted with numerous attachments, including loaders, forks, backhoes, and more, enhancing its versatility and expanding its utility on the farm. Its widespread popularity and long production run solidified its position as an iconic piece of agricultural machinery, with many models still operating efficiently today.