This comprehensive service repair manual covers the IVECO NEF Tier 2 Series NEF 67 GS NEF 130M engine. It is an official factory manual designed for professional technicians, but it also provides sufficient information for DIY mechanics and individuals performing repairs and maintenance on this engine. This manual acts as a guide through the fundamentals of repairing and maintaining the IVECO NEF Tier 2 Series NEF 67 GS NEF 130M, empowering owners to make informed decisions about their engine's upkeep. It features clear and concise text sections enhanced by high-quality diagrams and instructions tailored for both novice and experienced mechanics. With step-by-step procedures and detailed exploded pictures, this manual guides you through correct and efficient completion of repair tasks. It provides a complete breakdown of the machine, covering everything from disassembly and assembly to cleaning and reinstalling procedures. This manual will offer you a thorough understanding of your engine, allowing you to confidently perform repairs and maintenance procedures.

The Iveco NEF Tier 2 Series, encompassing the NEF 67 GS and NEF 130M engines, represents a range of robust and reliable powerplants designed for demanding applications. These engines, renowned for their durability and efficiency, are meticulously detailed in the "Iveco NEF Tier 2 Series NEF 67 GS NEF 130M Service Repair Manual." This comprehensive document serves as an invaluable resource for technicians, mechanics, and owners seeking in-depth information on maintenance, repair, and troubleshooting of these engines.

These NEF Tier 2 engines, adhering to Tier 2 emissions standards, are designed for both on-highway and off-highway applications. The NEF 67 GS, boasting a 6.7-liter displacement, offers a balance of power and fuel efficiency, particularly suited for medium-duty trucks, buses, and construction equipment. Conversely, the NEF 130M, with its 13-liter displacement, delivers a substantial power output, making it an ideal choice for heavy-duty applications, including long-haul trucking, mining, and heavy construction. The manual delves deeply into the intricate workings of these engines, providing detailed diagrams, specifications, and step-by-step instructions for a wide range of procedures, from routine maintenance tasks like oil changes and filter replacements to complex repairs involving engine components like the fuel system, turbocharger, and engine management system.