This comprehensive service repair manual for the Ford Escort RS Cosworth and Sierra RS Cosworth is your ultimate guide to maintaining, servicing, diagnosing, and repairing these iconic vehicles. Covering every detail, this manual includes information for all models and engines, making it an essential resource for both professional mechanics and enthusiastic owners. Delve into a wealth of technical information, including detailed instructions for engine overhauls and rebuilds, brake system maintenance, sunroof repair, and timing belt replacement. Discover troubleshooting and diagnostics procedures, navigate detailed wiring diagrams, and gain access to computer diagnostic trouble tree charts. This manual also equips you with knowledge on engine performance optimization, front-end alignment procedures and specifications, suspension adjustments, transmission removal and installation, air conditioning service and capacities, and transmission servicing. Stay informed with complete computer diagnostic codes, firing orders, and detailed specifications for every model covered. Consult factory maintenance schedules, delve into serpentine belt routing diagrams, and familiarize yourself with brake servicing procedures. Address driving concerns with confidence, utilizing complete torque specifications, understanding U-joint and CV-joint service procedures, and referencing repair procedures for specific components. Benefit from the clarity of hundreds of illustrations, vacuum diagrams, and comprehensive wiring diagrams. Print only the pages and diagrams you need to take with you into the garage or workshop for convenient reference. This manual is your gateway to performing repairs with ease, thanks to its step-by-step instructions, clear illustrations, and comprehensive information. Become your own mechanic and achieve significant cost savings by utilizing this invaluable resource.

The Ford Escort RS Cosworth and Sierra RS Cosworth are high-performance variants of the Ford Escort and Sierra models, renowned for their exceptional handling, blistering speed, and iconic status in motorsport and automotive history. The RS Cosworth moniker represents a collaboration between Ford and the renowned Cosworth Engineering, a British company specializing in high-performance engine development. Both vehicles were powered by a 2.0-liter turbocharged four-cylinder engine, producing upwards of 220 horsepower in road-going trim. The Escort RS Cosworth, with its distinctive aerodynamic bodywork featuring a large rear wing, was homologated for Group A rallying, where it achieved significant success, particularly in the hands of drivers like Carlos Sainz and François Delecour. The Sierra RS Cosworth, while not as explicitly focused on rallying, was equally potent, boasting a more refined and luxurious interior while still retaining its impressive performance capabilities. These vehicles were not simply street-legal racers; they were meticulously engineered for both performance and practicality. The Escort RS Cosworth, for example, featured a sophisticated four-wheel-drive system and a five-speed manual transmission, ensuring precise control and effortless acceleration. The Sierra RS Cosworth offered similar mechanical attributes, often paired with a more comfortable and spacious interior for longer journeys. Both models were praised for their impressive handling and precise steering, allowing drivers to exploit their remarkable power with confidence. Beyond their technical achievements, the Escort RS Cosworth and Sierra RS Cosworth hold a special place in the hearts of car enthusiasts. Their distinctive styling, with the iconic Cosworth badge adorning their grilles, has become synonymous with performance and exclusivity. They remain highly sought-after by collectors and enthusiasts, representing a golden age of performance cars where raw power and driver engagement reigned supreme.