This manual covers the 574 Tractor, a robust machine designed for agricultural and heavy-duty applications. Produced during the mid to late 1970s, the 574 is recognized for its durability and workhorse capabilities, embodying a legacy of reliable machinery. It features a diesel engine, typically in the 50-70 HP range, and a range of transmission options designed for efficient operation. The engineering quality and inherent reliability of the 574 have made it a valuable asset for generations of users. This comprehensive service repair manual provides full service repair coverage for the 574 Tractor. It details engine overhaul, transmission repair, electrical system diagnostics, and hydraulic system maintenance, among other critical components. The manual is structured with numbered, step-by-step instructions, critical notes, cautions, and warnings, supported by detailed illustrations. Its purpose is to assist professional technicians and DIY mechanics in performing scheduled maintenance, complex repairs, and troubleshooting, ensuring the continued optimal performance and longevity of the tractor.