This manual covers the Porsche 928, a groundbreaking front-engined, V8-powered grand tourer produced from 1977 to 1995. As Porsche's transitional model bridging classic sports cars and modern GTs, the 928 featured a unique transaxle design, advanced engineering for its time, spacious comfort, and powerful V8 performance, positioning it against competitors like Ferrari and Aston Martin. Its design philosophy aimed to offer a comfortable, high-performance alternative to the 911, evolving through various engine displacements and stylistic updates across its production run.

This comprehensive factory-style service and repair manual, presented in English, provides complete mechanical and electrical service, repair, and maintenance information for the Porsche 928. It details procedures for the V8 engine, automatic and manual transmissions, suspension, steering, brakes, and all body and electrical systems. The manual includes scheduled maintenance, diagnostics, troubleshooting, major repairs, component removal and installation, and technical specifications. It is an essential resource for owners, mechanics, and technicians seeking to maintain and repair these vehicles, covering thousands of pages of factory-level detail.