This workshop repair service manual provides comprehensive information for the Ferrari 308 GTB/GTS and 328 GTB/GTS models produced between 1985 and 1989. These Italian exotic sports cars, renowned for their mid-engine, rear-wheel-drive layout and iconic Pininfarina styling, represent a significant era in Ferrari's history. The 308, powered by a 2.9L V8 engine, evolved into the 328 with a larger 3.2L V8, offering enhanced performance. Both models feature a 5-speed manual transaxle and are celebrated for their driving dynamics, competing with contemporaries like the Lamborghini Countach and Porsche 911. This manual is an essential resource for maintaining the performance and integrity of these classic automobiles.

The scope of this English-language manual encompasses all critical aspects of service, maintenance, and repair. It details engine mechanicals, fuel and ignition systems, cooling and lubrication, transmission, drivetrain, suspension, braking, steering, and electrical systems. Included are maintenance schedules, troubleshooting guides, rebuilding procedures, adjustment specifications, and torque values. With advanced diagnostic capabilities and in-depth information on component overhauls and intricate troubleshooting, this manual is designed to assist owners, mechanics, and technicians in effectively maintaining and repairing their Ferrari 308 or 328 series vehicles, ensuring optimal performance and longevity.