The Porsche 911 RS Carrera and RSR Carrera featured repeatedly in motorsport during the 1970s. This illustrated book looks at their development and includes their complete racing record. The full R to RSR coverage extends from the original Porsche 911R through to the very latest Porsche 997 GT3 RS and 997 GT2 RS, and covers all RS versions. Publication coincides with the 40th anniversary of the first appearance of the original Porsche 911 Carrera 2.7 RS in 1973. Includes: Chronological production history Touring models; Racing Models; Competition history; Racing record; Chassis and Engine details; Photographic galleries.