This manual pertains to the International VT365 engine, a robust 6.0-liter V8 turbo diesel known for its power and reliability across various applications. Engineered with common rail direct injection and a liquid-cooled system, this engine typically produces between 200-300 horsepower and 500-550 lb-ft of torque, making it suitable for demanding tasks. Its design incorporates an Exhaust Gas Recirculation (EGR) system and meets relevant emission standards for its era, reflecting a commitment to performance and environmental considerations. This factory service repair manual provides comprehensive guidance for the maintenance and repair of the International VT365 engine. It covers essential procedures, technical specifications, and troubleshooting information necessary for ensuring optimal performance and longevity. Owners, technicians, and mechanics will find detailed instructions on lubrication, filter replacement, and service intervals, enabling effective upkeep and problem resolution. The manual is presented in English and serves as an authoritative resource for all aspects of engine service.