This comprehensive service and repair manual provides detailed instructions and specifications for maintaining, servicing, diagnosing, and repairing your Porsche 911 Carrera 4 and 2 964 model series. It covers all models and engines produced from 1989 to 1993. This manual is your essential resource for any repair or maintenance work, whether you're a seasoned mechanic or a DIY enthusiast. The manual covers a vast array of topics, from basic maintenance procedures to complex engine overhauls, ensuring you have the information you need to tackle any job with confidence. You'll find detailed instructions on engine overhaul and rebuilding, brake systems, sunroof operation, timing belt replacement, troubleshooting and diagnostics, computer diagnostic trouble tree charts, engine performance, front end alignment procedures and specifications, suspension systems, transmission removal and installation, air conditioning service and capacities, transmission servicing, computer diagnostic codes, firing orders, detailed specifications for all covered models, factory maintenance schedules and charts, serpentine belt routings with diagrams, timing belt service procedures, brake servicing procedures, driving concerns, complete torque specifications, U-joint and CV-joint service procedures, repair procedures, complete wiring diagrams, hundreds of illustrations, vacuum diagrams, and much more. With its comprehensive coverage, clear instructions, and detailed diagrams, this manual empowers you to handle any repair or maintenance task with confidence. It's like having a professional mechanic in your garage, guiding you through every step of the way.

The Porsche 911 Carrera 964, launched in 1989, marked a significant evolution in the iconic sports car's history. Replacing the 930 series, the 964 introduced a plethora of advancements, transitioning the 911 into a more refined and sophisticated machine while retaining its exhilarating performance. Key improvements included a completely redesigned chassis with a wider track, improved aerodynamics with a more prominent rear spoiler, and a new all-wheel-drive system for the Carrera 4 model. The 964's 3.6-liter, air-cooled flat-six engine was also enhanced, producing increased horsepower and torque, delivering even more thrilling driving dynamics. The 964 series, comprising the Carrera 2 and Carrera 4, offered a range of variants cater to diverse preferences. The Carrera 2, the rear-wheel drive model, was lauded for its pure driving experience and agility, while the Carrera 4 provided superior traction and stability in all conditions with its all-wheel-drive system. Several special editions, like the Turbo, RS, and the limited-production Speedster, further expanded the model's appeal. The 964, with its blend of performance, luxury, and iconic design, cemented the 911's position as a legendary sports car and set the stage for the future of Porsche's flagship model.