The Porsche 911 Carrera 4, generation 964, produced from 1989 to 1994, represents a significant evolution of the iconic 911. This model introduced all-wheel drive to the 911 lineup, enhancing traction and stability, and featured a more integrated aerodynamic design with a retractable rear spoiler. Powered by a naturally aspirated 3.6-liter flat-six engine, the Carrera 4 delivered 250 PS and was equipped with a 5-speed manual transmission and a permanent all-wheel-drive system. Its engineering quality, reliability, and distinctive performance characteristics made it a standout sports car of its era, competing with other high-performance vehicles and earning praise for its driving dynamics.

This comprehensive Factory Service Repair Workshop Manual provides detailed information for the Porsche 911 Carrera 4 (964) models from 1989 to 1994. It covers all essential systems, including engine mechanicals, engine management, transmission and drivetrain, brakes, suspension, steering, and the electrical system. The manual includes procedures for routine maintenance, troubleshooting, major repairs, and component replacement, offering factory-level detail for professional mechanics and enthusiasts. With extensive coverage of diagnostic capabilities and rebuild instructions, this manual is an indispensable resource for maintaining and repairing your vehicle.