This manual covers the Porsche 911 Carrera 4, model generation 964, produced between 1989 and 1994. The 964 generation marked a significant evolution for the iconic 911, introducing substantial engineering updates and representing a transition towards more modern performance and handling characteristics. The Carrera 4 variant, specifically, distinguished itself with the integration of a permanent all-wheel-drive system, featuring a viscous coupling center differential and a Torsen limited-slip rear differential, enhancing traction and stability. This model is celebrated for its blend of classic 911 aesthetics and refined engineering, making it a sought-after vehicle for enthusiasts and collectors.

This comprehensive Factory Service and Repair Manual provides detailed information for the maintenance, diagnosis, and repair of the Porsche 911 Carrera 4 (964). It covers all major systems, including the engine (M64), G50 5-speed manual transmission, all-wheel-drive system, suspension, brakes, steering, electrical systems, and body. The manual includes scheduled maintenance procedures, troubleshooting guides, step-by-step repair instructions, and detailed technical specifications, such as torque values and component clearances. This resource is designed to assist owners, mechanics, and technicians in ensuring the optimal performance, reliability, and longevity of their vehicle.