This manual covers the Ford Sierra RS models produced between 1985 and 1987, including variants such as the RS Cosworth and RS500. The Ford Sierra, built on the DE-6 platform, was recognized for its advanced aerodynamic design and dynamic chassis. The high-performance RS variants, developed in collaboration with Cosworth, featured powerful turbocharged engines and were engineered for both road and motorsport applications, solidifying their status as icons of 1980s performance motoring.

This comprehensive service and repair manual provides in-depth technical information for owners, mechanics, and technicians. It details all major mechanical and electrical systems, including the powertrain, drivetrain, chassis, and body. The manual offers step-by-step procedures for routine maintenance, troubleshooting, and major component repairs, alongside essential technical specifications, torque values, and wiring diagrams. Its extensive coverage ensures accurate and efficient upkeep of your Ford Sierra RS.