The International Harvester 364 tractor, a robust utility machine produced likely in the late 1960s to early 1970s, embodies the durable engineering for which IH is renowned. Designed for a variety of agricultural tasks, this diesel-powered tractor typically features a vertical, 4-stroke, naturally aspirated engine from the BD Series, offering dependable performance and strong lugging power. Its solid construction, with an approximate operating weight of 3,500-4,500 lbs and a wheelbase around 75-80 inches, makes it a reliable workhorse for farm operations. The 364 represents a segment of International Harvester's history focused on delivering practical and enduring agricultural equipment. This comprehensive workshop service and repair manual provides detailed guidance for owners and technicians working on the International Harvester 364 tractor. It covers an extensive range of systems, including in-depth engine overhaul, transmission repair, hydraulic system service, and electrical diagnostics, all supported by hundreds of photos and illustrations. The manual offers step-by-step repair procedures, routine maintenance schedules, troubleshooting guides for common issues, and essential technical specifications. Its purpose is to facilitate effective maintenance and repair, ensuring the longevity and optimal performance of the IH 364, while also serving as a valuable resource for understanding its mechanical intricacies.