2,687cc SOHC Air Cooled Flat 6-Cylinder Engine Bosch Mechanical Fuel Injection 210bhp at 6,300rpm 5-Speed Manual Type 915 Transaxle 4-Wheel Independent Suspension 4-Wheel Disc Brakes *A rare and coveted Carrera RS *One of 1,308 M472 "Touring" models built *Converted to M471-style "Lightweight" Specs *Striking Tangerine paintwork with Black Carrera stripes *Period replacement 2.7 RS engine & transaxle THE 911 CARRERA RS 2.7 By 1973, Porsche was firmly established as a dominant force in motorsports.

From endurance racing to rallying, to club racing, if it had wheels and they kept score, chances were strong that a Porsche was up at the sharp end of the field.

The 911 was, of course, the flagship road car and, as such, was the preferred machine for production-based motorsport development.

Porsche engineers and product managers always closely watched the racing rulebooks, looking for the best ways to exploit regulations to their advantage.

For the 1973 Model Year, Porsche resurrected th...